Great Northern Technical Drawing, Cover from Book Steam Locomotive Drawings Minnesota Historical Society (negative) undated. Other subject categories: Drawing

Great Northern Blueprint Number #1966, Z-6 Elevation (negative), undated. Other subject categories: Drawing

A simplified engineering drawing of a locomotive giving dimensions, capacity, manufacturer and numbers assigned to all locomotives constructed to that design.

Great Northern Blueprint Number 10264, Technical Drawing, Preliminary Plan 2-8-0, 1905. Other subject categories: Drawing

Great Northern Blueprint Number L-1348, Whitcomb Company Whitcomb Company 8 Ton Gasoline Engine, 1927. Other subject categories: Drawing