Browse Exhibits (495 total)

Dominion Obervatory

https://files.ingeniumcanada.org/items/coll/52/750/1987-2104-001-aa-cs.jpeg

Dominion Telephone Manufacturing Co.

https://files.ingeniumcanada.org/items/coll/116/296/1978-0016-001-aa-cs.jpeg

Douglas Henry Nelles

Dy-4 Systems Inc.

https://files.ingeniumcanada.org/items/coll/171/154/2003-0721-001-aa-cs.jpeg

Dynacon Enterprises Ltd.

Dynalogic Corp. of Canada

https://files.ingeniumcanada.org/items/coll/259/845/1992-1241-004-aa-cs.jpeg

E.B. Myers Co. Ltd.

https://files.ingeniumcanada.org/items/coll/97/282/1970-1452-001-aa-cs.jpeg

E.W. Playford Co. Ltd.

EDA Instruments

Edison Lamp Co. of Canada

https://files.ingeniumcanada.org/items/coll/63/353/1992-2170-001-aa-cs.jpeg