Browse Items (232 total)

Estcourt kept a sketchbook and journal during the joint boundary commission. Here he shows a man writing by candlelight in his tent, with survey equipment at his side. It took several weeks for mail to cross the Atlantic by ship, and Estcourt always…

This diagram shows how in the 20th century the original cast-iron monuments were reset with cement to stabilize them.

Transit set up over a found set of pits on westerly boundary of airport reserve, looking westerly along the resurveyed line. This post became the number 1 corner of Lot 420, Group 804 which adjoins the reserve. Location – Lot 420, Group 804 -…

This Parallel Line Rule is a heavy-weighted object, suitable for life on flat surfaces. All of its part are made of brass, which is a sturdy and relatively inexpensive material. The rule is slightly tarnished but has no discernible damage. This…

PART OF CDN LANDMARKSCOLLECTION, EST'D IN 1952 BY R.W. CLARK, D.L.S., S.L.S. THESE MARKERS SPAN OVER 200 YRS. OF CANADIAN SURVEYING & INCLUDE ITEMS FROM EVERY PROVINCE & TERRITORY EXCEPT NFLD.

Chinese Diagnostic Doll, found in the Touch Medicine section of the Ingenium Canada's Museums of Science and Technology. On loan from the Osler History of Medicine Library at the McGill University in Montreal (Canada).

Caroline Bucknall was an amateur naturalist and painter who accompanied her husband James Bucknall Bucknall Estcourt on his military postings. She owned this portable

This photo shows a forested boundary area today, which has been maintained by the International Boundary Commission. The 1840s joint boundary commission removed all the trees within 30 feet of the line by hand.

Views of the exterior and interior of the boundary marker. Of especial interest are its obelisk-like shape, hollow interior, and inscriptions on all four sides.