Source
Before reproducing materials, images and graphical elements from Library and Archives Canada's website, please read the copyright information found on the Important Notices page.

"Propeller for Vessels." Patent no. 3908, filed by James D. Fraser, 1874
Source: Library and Archives Canada
© Library and Archives Canada. Artifact: Courtesy of the Canada Science and Technology Museum.
nlc-11311
Source: Library and Archives Canada
© Library and Archives Canada. Artifact: Courtesy of the Canada Science and Technology Museum.
nlc-11311
