Browse Exhibits (70 total)
Western Research and Development
Coverage
Calgary, AB
Begin Date
1965-01-01
Active Until
Ongoing
Location
Calgary, AB (1965)
Product Areas
Sulfur Industry
Activities
Designing
Manufacturing
Timeline
- 1965 – Western Research and Development is founded in Calgary, AB by Joe Lukacs and Rod McDaniel (“History”: “Joe Lukacs”)
- 1969 –Western Research and Development acquires 75% of Dominion Instruments. “Dominion Instruments designs and manufactures specialty instruments for the oil and gas and other industries.” (“Business and Finance - Western Research”)
- 1970 – Dominion Instruments, now a subsidiary of Bow Valley Industries Ltd., is part of a project with Western Research and Development, Computamatics Ltd., and the federal government to reduce the emission of sulfur dioxide from sulfur plants. (“Local Firm, Ottawa Undertake Research”)
- 1971 – Western Research & Development is sold by Joe Lukacs and Rod McDaniel to Bow Valley Industries (Calgary, AB). (“Joe Lukacs”)
- 1975 – Dominion Instruments Ltd. is appointed and operating as Western Research & Development Ltd.’s sales agent. (“Western Research & Development Ltd.”)
- 1976 – Active at 700 Sixth Ave., S.W., Calgary, AB (“Preliminary Directory of Canadian Consultants, Constructors and Suppliers of Machinery Equipment and Services for the Refinery and Petrochemical Industries”)
- 2024 – Active as SGS – Sulfur Experts (https://sulphurexperts.com/)
- 1969 –Western Research and Development acquires 75% of Dominion Instruments. “Dominion Instruments designs and manufactures specialty instruments for the oil and gas and other industries.” (“Business and Finance - Western Research”)
- 1970 – Dominion Instruments, now a subsidiary of Bow Valley Industries Ltd., is part of a project with Western Research and Development, Computamatics Ltd., and the federal government to reduce the emission of sulfur dioxide from sulfur plants. (“Local Firm, Ottawa Undertake Research”)
- 1971 – Western Research & Development is sold by Joe Lukacs and Rod McDaniel to Bow Valley Industries (Calgary, AB). (“Joe Lukacs”)
- 1975 – Dominion Instruments Ltd. is appointed and operating as Western Research & Development Ltd.’s sales agent. (“Western Research & Development Ltd.”)
- 1976 – Active at 700 Sixth Ave., S.W., Calgary, AB (“Preliminary Directory of Canadian Consultants, Constructors and Suppliers of Machinery Equipment and Services for the Refinery and Petrochemical Industries”)
- 2024 – Active as SGS – Sulfur Experts (https://sulphurexperts.com/)
Sources
“History” SGS – Sulphur Experts. (https://sulphurexperts.com/history/) [15-11-24]
“Joe Lukacs” Members – The Alberta Order of Excellence (https://www.alberta.ca/aoe-joe-lukacs) [15-11-24]
Kent, G.S. “Business and Finance - Western Research” The Victoria Daily Times, December 4, 1969: 7
“Local Firm, Ottawa Undertake Research” Calgary Herald, June 23, 1970: 29
“Preliminary Directory of Canadian Consultants, Constructors and Suppliers of Machinery Equipment and Services for the Refinery and Petrochemical Industries” Canada Dept. of Industry Trade and Commerce, Power, Fluids Handling aand Environmental Equipment Division, Machinery Branch (1976): 55 (https://publications.gc.ca/collections/collection_2019/isde-ised/id36/Id36-2-1978-eng.pdf)
“Western Research & Development Ltd.” Calgary Herald, March 1, 1975: 26
“Joe Lukacs” Members – The Alberta Order of Excellence (https://www.alberta.ca/aoe-joe-lukacs) [15-11-24]
Kent, G.S. “Business and Finance - Western Research” The Victoria Daily Times, December 4, 1969: 7
“Local Firm, Ottawa Undertake Research” Calgary Herald, June 23, 1970: 29
“Preliminary Directory of Canadian Consultants, Constructors and Suppliers of Machinery Equipment and Services for the Refinery and Petrochemical Industries” Canada Dept. of Industry Trade and Commerce, Power, Fluids Handling aand Environmental Equipment Division, Machinery Branch (1976): 55 (https://publications.gc.ca/collections/collection_2019/isde-ised/id36/Id36-2-1978-eng.pdf)
“Western Research & Development Ltd.” Calgary Herald, March 1, 1975: 26
Dominion Instruments Ltd.
Type
Company
Coverage
Edmonton, AB
Begin Date
1945-01-01
Active Until
1975-01-01
Location
Edmonton, AB (1945, 1970)
Product Areas
Oil
Industrial
Activities
Manufacturing
Designing
Timeline
- 1945 – Dominion Instruments Ltd. founded in Edmonton by Thomas Edwin ‘Ed’ Adams. Adams had been an air maintenance engineering specializing in navigation instrumentation in the RCAF during WWII (“ADAMS Thomas Edwin”)
- 1969 –Western Research and Development acquires 75% of Dominion Instruments. “Dominion Instruments designs and manufactures specialty instruments for the oil and gas and other industries.” (“Business and Finance - Western Research”)
- 1970 – Dominion Instruments, now a subsidiary of Bow Valley Industries Ltd., is part of a project with Western Research and Development, Computamatics Ltd., and the federal government to reduce the emission of sulfur dioxide from sulfur plants. (“Local Firm, Ottawa Undertake Research”)
- 1975 – Dominion Instruments Ltd. is appointed and operating as Western Research & Development Ltd.’s sales agent. (“Western Research & Development Ltd.”)
- 1969 –Western Research and Development acquires 75% of Dominion Instruments. “Dominion Instruments designs and manufactures specialty instruments for the oil and gas and other industries.” (“Business and Finance - Western Research”)
- 1970 – Dominion Instruments, now a subsidiary of Bow Valley Industries Ltd., is part of a project with Western Research and Development, Computamatics Ltd., and the federal government to reduce the emission of sulfur dioxide from sulfur plants. (“Local Firm, Ottawa Undertake Research”)
- 1975 – Dominion Instruments Ltd. is appointed and operating as Western Research & Development Ltd.’s sales agent. (“Western Research & Development Ltd.”)
Sources
“ADAMS Thomas Edwin July 24, 1918 – December 27, 2016”, Obituary. Edmonton Journal. (https://edmontonjournal.remembering.ca/obituary/thomas-adams-1065703958) [15-11-24]
Kent, G.S. “Business and Finance - Western Research” The Victoria Daily Times, December 4, 1969: 7
“Local Firm, Ottawa Undertake Research” Calgary Herald, June 23, 1970: 29
"Tipping Bucket Rain Gauge", Dominion Instruments, 1956. Campbell Scientific Canada Instruments Collection ID 0073.a (https://www.campbellsci.ca/museum?s=1118&r=6) [15-11-24]
“Western Research & Development Ltd.” Calgary Herald, March 1, 1975: 26D
Kent, G.S. “Business and Finance - Western Research” The Victoria Daily Times, December 4, 1969: 7
“Local Firm, Ottawa Undertake Research” Calgary Herald, June 23, 1970: 29
"Tipping Bucket Rain Gauge", Dominion Instruments, 1956. Campbell Scientific Canada Instruments Collection ID 0073.a (https://www.campbellsci.ca/museum?s=1118&r=6) [15-11-24]
“Western Research & Development Ltd.” Calgary Herald, March 1, 1975: 26D
Wright Radio
Type
Company
Coverage
Moncton, NB
Active From
1925-01-01
Location
807 Main Street, Moncton, NB (1925)
Product Areas
Radio
Activities
Manufacturing
Designing
Supplying
Timeline
- 1925 – Active with offices and a factory in Moncton, NB. Address given as 807 Main Street. Advertising the “Wright Super-5… Startling new results are obtained with this new set.” And “Canada’s Greatest Radio Value… A Set That is ‘Years Ahead’” (“Wright Super-5”; “Canada’s Greatest Radio Value”)
Sources
“Canada’s Greatest Radio Value” Radio News of Canada 4 No. 3 (September 1925): 63 (https://www.worldradiohistory.com/CANADA/Canada-Miscellaneous/Radio-News-of-Canada-1925-09.pdf)
“Wright Super-5” Radio News of Canada 4, No. 5 (November 1925): 62 (https://www.worldradiohistory.com/CANADA/Canada-Miscellaneous/Radio-News-of-Canada-1925-11.pdf)
“Wright Super-5” Radio News of Canada 4, No. 5 (November 1925): 62 (https://www.worldradiohistory.com/CANADA/Canada-Miscellaneous/Radio-News-of-Canada-1925-11.pdf)
Trudell Medical International
Canadian Monaghan
Type
Company
Coverage
London, ON
Begin Date
1981-01-01
End Date
Ongoing
Location
220 Adelaide Street, London, ON (1992)
725 Baransway Dr., London, ON (2024)
Product Areas
Medical
Activities
Manufacturing
Designing
Exporting
Timeline
1922 – Founded in London, ON by George Stewart Trudell as G.S. Trudell Co. “to import religious articles and medical supplies.” (“Our History”)
1925 – The company, active as G.S. Trudell & Co. Importers, moves to 83 Dundas Street, London, ON. (“Our History”)
1948 – Active in London, ON and employing five people. (“Our History”)
1967 – The company is bought by Mitchell A. Baran and renamed George S. Trudell Co. Ltd. (“Our History”)
1974 – The company moves to 269 Colborne Street, London, ON. (“Our History”)
1978 – The company acquires Northgate Research, a company in New York, USA, which manufactures electrohydraulic lithotripters. (“Our History”)
1980 – The company acquires Monaghan Medical, a company in Plattsburgh, New York USA. (“Our History”)
1981 – Canadian Monaghan is established in London, ON. (“Our History”)
1983 – The company completes development of and begins to sell “AeroChamber” products. (“Our History”)
1984 – George S. Trudell Co. Ltd. moves to 926 Leathorne Street, London, ON. (“Our History”)
1989 – Company active as George S. Trudell and as an importer of disposable medical gloves. (“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)”)
1992 – Canadian Monaghan, now operating as the manufacturing arm of George S. Trudell, moves to 220 Adelaide Street, London, ON. (“Our History”)
1996 – Canadian Monaghan changes its name to Trudell Medical International. (“Our History”)
2001 – Trudell Medical UK Ltd. is established in Nottingham, UK. (“Our History”)
2003 – The George S. Trudell company is now known as Trudell Medical Marketing Ltd.. Moves to new location at 758 Third Street in London, ON. (“Our History”)
2024 – Active as Trudell Medical International with headquarters at 725 Baransway Dr., London, ON. (https://www.trudellmed.com/ca/en-ca)
1925 – The company, active as G.S. Trudell & Co. Importers, moves to 83 Dundas Street, London, ON. (“Our History”)
1948 – Active in London, ON and employing five people. (“Our History”)
1967 – The company is bought by Mitchell A. Baran and renamed George S. Trudell Co. Ltd. (“Our History”)
1974 – The company moves to 269 Colborne Street, London, ON. (“Our History”)
1978 – The company acquires Northgate Research, a company in New York, USA, which manufactures electrohydraulic lithotripters. (“Our History”)
1980 – The company acquires Monaghan Medical, a company in Plattsburgh, New York USA. (“Our History”)
1981 – Canadian Monaghan is established in London, ON. (“Our History”)
1983 – The company completes development of and begins to sell “AeroChamber” products. (“Our History”)
1984 – George S. Trudell Co. Ltd. moves to 926 Leathorne Street, London, ON. (“Our History”)
1989 – Company active as George S. Trudell and as an importer of disposable medical gloves. (“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)”)
1992 – Canadian Monaghan, now operating as the manufacturing arm of George S. Trudell, moves to 220 Adelaide Street, London, ON. (“Our History”)
1996 – Canadian Monaghan changes its name to Trudell Medical International. (“Our History”)
2001 – Trudell Medical UK Ltd. is established in Nottingham, UK. (“Our History”)
2003 – The George S. Trudell company is now known as Trudell Medical Marketing Ltd.. Moves to new location at 758 Third Street in London, ON. (“Our History”)
2024 – Active as Trudell Medical International with headquarters at 725 Baransway Dr., London, ON. (https://www.trudellmed.com/ca/en-ca)
Sources
“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)” government of Canada, No. de publ.: 89101-IP, June 1989. (https://publications.gc.ca/collections/collection_2019/isde-ised/C41-1/C41-1-89101-fra.pdf): 11
“Our History” Trudell Medical International (https://www.trudellmed.com/global/en/our-history) [14-11-24]
“Our History” Trudell Medical International (https://www.trudellmed.com/global/en/our-history) [14-11-24]
G.S. Trudell & Co. Importers
Type
Company
Coverage
London, ON
Begin Date
1922-01-01
End Date
Ongoing?
Location
83 Dundas Street, London, ON (1925)
269 Colborne Street, London, ON (1974)
926 Leathorne Street, London, ON (1984)
758 Third Street in London, ON (2003)
Product Areas
Medical
Activities
Importing
Supplying
Manufacturing
Designing
Timeline
- 1922 – Founded in London, ON by George Stewart Trudell as G.S. Trudell Co. “to import religious articles and medical supplies.” (“Our History”)
- 1925 – The company, active as G.S. Trudell & Co. Importers, moves to 83 Dundas Street, London, ON. (“Our History”)
- 1948 – Active in London, ON and employing five people. (“Our History”)
- 1967 – The company is bought by Mitchell A. Baran and renamed George S. Trudell Co. Ltd. (“Our History”)
- 1974 – The company moves to 269 Colborne Street, London, ON. (“Our History”)
- 1978 – The company acquires Northgate Research, a company in New York, USA, which manufactures electrohydraulic lithotripters. (“Our History”)
- 1980 – The company acquires Monaghan Medical, a company in Plattsburgh, New York USA. (“Our History”)
- 1981 – Canadian Monaghan is established in London, ON. (“Our History”)
- 1983 – The company completes development of and begins to sell “AeroChamber” products. (“Our History”)
- 1984 – George S. Trudell Co. Ltd. moves to 926 Leathorne Street, London, ON. (“Our History”)
- 1989 – Company active as George S. Trudell and as an importer of disposable medical gloves. (“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)”)
- 1992 – Canadian Monaghan, now operating as the manufacturing arm of George S. Trudell, moves to 220 Adelaide Street, London, ON. (“Our History”)
- 1996 – Canadian Monaghan changes its name to Trudell Medical International. (“Our History”)
- 2001 – Trudell Medical UK Ltd. is established in Nottingham, UK. (“Our History”)
- 2003 – The George S. Trudell company is now known as Trudell Medical Marketing Ltd.. Moves to new location at 758 Third Street in London, ON. (“Our History”)
- 2024 – Active as Trudell Medical International with headquarters at 725 Baransway Dr., London, ON. (https://www.trudellmed.com/ca/en-ca)
- 1925 – The company, active as G.S. Trudell & Co. Importers, moves to 83 Dundas Street, London, ON. (“Our History”)
- 1948 – Active in London, ON and employing five people. (“Our History”)
- 1967 – The company is bought by Mitchell A. Baran and renamed George S. Trudell Co. Ltd. (“Our History”)
- 1974 – The company moves to 269 Colborne Street, London, ON. (“Our History”)
- 1978 – The company acquires Northgate Research, a company in New York, USA, which manufactures electrohydraulic lithotripters. (“Our History”)
- 1980 – The company acquires Monaghan Medical, a company in Plattsburgh, New York USA. (“Our History”)
- 1981 – Canadian Monaghan is established in London, ON. (“Our History”)
- 1983 – The company completes development of and begins to sell “AeroChamber” products. (“Our History”)
- 1984 – George S. Trudell Co. Ltd. moves to 926 Leathorne Street, London, ON. (“Our History”)
- 1989 – Company active as George S. Trudell and as an importer of disposable medical gloves. (“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)”)
- 1992 – Canadian Monaghan, now operating as the manufacturing arm of George S. Trudell, moves to 220 Adelaide Street, London, ON. (“Our History”)
- 1996 – Canadian Monaghan changes its name to Trudell Medical International. (“Our History”)
- 2001 – Trudell Medical UK Ltd. is established in Nottingham, UK. (“Our History”)
- 2003 – The George S. Trudell company is now known as Trudell Medical Marketing Ltd.. Moves to new location at 758 Third Street in London, ON. (“Our History”)
- 2024 – Active as Trudell Medical International with headquarters at 725 Baransway Dr., London, ON. (https://www.trudellmed.com/ca/en-ca)
Sources
“Gants de Caoutchouc et Gants de Plastique (y compris les gants de travail)” government of Canada, No. de publ.: 89101-IP, June 1989. (https://publications.gc.ca/collections/collection_2019/isde-ised/C41-1/C41-1-89101-fra.pdf): 11
“Our History” Trudell Medical International (https://www.trudellmed.com/global/en/our-history) [14-11-24]
“Our History” Trudell Medical International (https://www.trudellmed.com/global/en/our-history) [14-11-24]
Radio Valve Co. of Canada
Alternative Names
RVC
Radio Valve Company
Type
Company
Coverage
Toronto, ON
Begin Date
1922-01-01
Active Until
1942-01-01
Location
189–221 Dufferin St., Toronto, ON (1935, 1942)
Product Areas
Electronics
Valves
Tubes
Activities
Designing
Manufacturing
Timeline
1922 – The Radio Valve Co. of Canada (RVC) is incorporated as a spinoff from General Electric Canada, intended to specifically manufacture radio valves. (“RVC”; Murray)
1923 – The company entered into an agreement with the Canadian Marconi Co. to be the exclusive manufacturing arm for Marconi in Canada, selling all of its Marconi valves to Canadian Marconi only. In addition, it would supply General Electric Canada only at a price 10% higher than that of valves sold to Marconi. (“RVC”; Murray)
1927 – RVC is active, with its distributors the Canadian Marconi Co. and Canadian General Electric. Advertisement selling tubes through the Sun Electrical Co., Ltd., at 1842 Scarth St., Regina, SK. (“These Initials Your Guarantee”)
1929 – Active, and trying to develop a “tube that would equal or nearly equal the UX-250 and UX-210 which would be manufactured to sell at a lower price than these tubes…” (“Radio – A Department for Those Who Are ‘Listening In’”)
1935 – RVC is active at 189–221 Dufferin St., Toronto, ON. Sharing a building with Canadian General Electric Co. Ltd, Edison Lamp Works and Vacuum Tube Division CGE Co. Ltd. (Might’s Greater Toronto City Directory, 1935: 1456)
1938 – Active, mentioned in the context of a discussion about a high proportion of radio tubes made by Canadian companies being defective. (“Inquiry Adjourned Into Radio Trade”)
1942 – Active at 221 Dufferin St., Toronto, ON. Hiring “For Inspection Work - Reliable girl with Initiative, capable of taking responsibility, good opportunity, technical education preferable.” (“For Inspection Work”)
1923 – The company entered into an agreement with the Canadian Marconi Co. to be the exclusive manufacturing arm for Marconi in Canada, selling all of its Marconi valves to Canadian Marconi only. In addition, it would supply General Electric Canada only at a price 10% higher than that of valves sold to Marconi. (“RVC”; Murray)
1927 – RVC is active, with its distributors the Canadian Marconi Co. and Canadian General Electric. Advertisement selling tubes through the Sun Electrical Co., Ltd., at 1842 Scarth St., Regina, SK. (“These Initials Your Guarantee”)
1929 – Active, and trying to develop a “tube that would equal or nearly equal the UX-250 and UX-210 which would be manufactured to sell at a lower price than these tubes…” (“Radio – A Department for Those Who Are ‘Listening In’”)
1935 – RVC is active at 189–221 Dufferin St., Toronto, ON. Sharing a building with Canadian General Electric Co. Ltd, Edison Lamp Works and Vacuum Tube Division CGE Co. Ltd. (Might’s Greater Toronto City Directory, 1935: 1456)
1938 – Active, mentioned in the context of a discussion about a high proportion of radio tubes made by Canadian companies being defective. (“Inquiry Adjourned Into Radio Trade”)
1942 – Active at 221 Dufferin St., Toronto, ON. Hiring “For Inspection Work - Reliable girl with Initiative, capable of taking responsibility, good opportunity, technical education preferable.” (“For Inspection Work”)
Sources
“For Inspection Work” Toronto Daily Star, April 19, 1942: 34
“Inquiry Adjourned Into Radio Trade” The Gazette, Montreal, July 15, 1938: 21.
Murray, Robert P. The Early Development of Radio in Canada, 1901–1930: An Illustrated History (Sonoran Publishers, 2005)
“Radio – A Department for Those Who Are ‘Listening In’” The Globe, Toronto, February 5, 1929: 10
“RVC” The Valve Museum (http://www.r-type.org/static/makervc.htm) [14-11-24]
“RVC - These Initials Your Guarantee” The Morning Leader, Regina, April 14, 1927: 19
“Inquiry Adjourned Into Radio Trade” The Gazette, Montreal, July 15, 1938: 21.
Murray, Robert P. The Early Development of Radio in Canada, 1901–1930: An Illustrated History (Sonoran Publishers, 2005)
“Radio – A Department for Those Who Are ‘Listening In’” The Globe, Toronto, February 5, 1929: 10
“RVC” The Valve Museum (http://www.r-type.org/static/makervc.htm) [14-11-24]
“RVC - These Initials Your Guarantee” The Morning Leader, Regina, April 14, 1927: 19
The Phonola Company of Canada Ltd.
Type
Company
Brand
Coverage
Kitchener, ON
Active From
1914-01-01
End Date
1925-01-01
Location
480 Victoria Street, Kitchener, ON (1922)
Product Areas
Electricity
Sound reproduction
Activities
Manufacturing
Timeline
- 1914 – The Phonola Co. of Canada is apparently active and manufacturing in Canada: Phonola-brand “talking machines” are on sale at the Hurteau Williams Co. Ltd. in Ottawa, ON: “Now is your opportunity to buy a genuine Phonola made in Canada… The regular price of this talking machine is $165. If it were an American machine it would cost you at least $225.” (“Ten Days’ Talking Machine Sale”)
- 1916 – The Pollock Manufacturing Co., Ltd., of Kitchener, ON, is advertising its sales of the Phonola Talking Machine; advertisements suggest the Pollock Co. is actually manufacturing Phonola-brand products: “If you are paying the duty from motives of patriotism, your course is commendable… the Phonola offers you all that you can get in any foreign-made equivalent at a considerable reduction in cost.” This refers to electrical equipment tariffs on US imports, raising money for the war effort from Canadian importers and buyers. (“Phonola - Model Prince $175”)
- 1919 – The Phonola Co. of Canada Ltd., an arm of the General Phonograph Corp. of New York, NY, USA takes over the Pollock Manufacturing Company of Kitchener, ON, with which it already has a trading link. (“Phonola”)
- 1922 – Active as General Phonograph Corp. of Canada at 480 Victoria Street, Kitchener, ON. (Irwin’s Kitchener-Waterloo City Directory (1922-23): 135)
- 1925 – A new company owned by A.B. Pollock, Pollock-Welker Ltd. repurchases the Phonola Co. Kitchener plant and business, and produces “Helycon phonograph motors, tone-arms and reproducers, which are so favorable known to the trade in Canada…” (“Phonola”)
Sources
“Phonola” Canadian Antique Phonograph Society News (https://www.capsnews.org/capp/phonola/phonola.html) [14-08-23]
“Phonola - Model Prince $175” The Calgary Daily Herald, November 1, 1916: 5
“Ten Days’ Talking Machine Sale” The Evening Citizen (Ottawa), October 15, 1914: 1
“Phonola - Model Prince $175” The Calgary Daily Herald, November 1, 1916: 5
“Ten Days’ Talking Machine Sale” The Evening Citizen (Ottawa), October 15, 1914: 1
Paquin Camera Works
Alternative Names
Pacquin Camera Exchange
Type
Company
Coverage
Toronto, ON
Active From
1935-01-01
Active Until
1947-01-01
Location
787 Queen St. W., Toronto, ON (1935, 1947)
Product Areas
Cameras
Electrical
Activities
Repairing
Supplying
Manufacturing
Timeline
- 1935 – Active as Paquin Camera Exchange at 787 Queen St. W., Toronto, ON, and associated with proprietor Joseph M. Paquin. (Might’s Greater Toronto City Directory (1935): 978)
- 1939 – Company active as Paquin Camera Works and selling a condenser to the Department of Applied Physics at the Faculty of Engineering, University of Toronto. (University of Toronto Report of the Board of Governors…1939: 278)
- 1945-46 – Company active in Toronto Paquin Camera Works and conducting repairs for the Department of Health, Government of Ontario. (“Public Accounts of the Department of Health”: E24)
- 1947 – Active as Paquin Camera Works, with proprietor Joseph M. Paquin. Located at 787 Queen St. W., Toronto, ON. (Might’s Greater Toronto City Directory (1947))
- 1939 – Company active as Paquin Camera Works and selling a condenser to the Department of Applied Physics at the Faculty of Engineering, University of Toronto. (University of Toronto Report of the Board of Governors…1939: 278)
- 1945-46 – Company active in Toronto Paquin Camera Works and conducting repairs for the Department of Health, Government of Ontario. (“Public Accounts of the Department of Health”: E24)
- 1947 – Active as Paquin Camera Works, with proprietor Joseph M. Paquin. Located at 787 Queen St. W., Toronto, ON. (Might’s Greater Toronto City Directory (1947))
Sources
University of Toronto, University of Toronto Report of the Board of Governors for the Year Ending 1939, The Legislative Assembly of Ontario (T.E. Bowman, 1940) (https://ia801309.us.archive.org/29/items/uoftreportgov1939univ/uoftreportgov1939univ.pdf)
“Public Accounts of the Department of Health” Public Accounts of the Province of Ontario for the Year Ended 31st March 1944/ 1945–46, Legislative Assembly of Ontario, Sessional Paper No. 1, 1946 (T.E. Bowman, 1945): E1–E58 (https://archive.org/details/publicaccounts1945onta/page/n5/mode/2up)
“Public Accounts of the Department of Health” Public Accounts of the Province of Ontario for the Year Ended 31st March 1944/ 1945–46, Legislative Assembly of Ontario, Sessional Paper No. 1, 1946 (T.E. Bowman, 1945): E1–E58 (https://archive.org/details/publicaccounts1945onta/page/n5/mode/2up)
