Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 2265 more...
- ItemBB024806 - Great Northern Engineering Drawing: Substructure and Deck Plan, Bridge 14 - Canal, Merrill, Oregon, undated
- ItemBB024807 - Great Northern Engineering Drawing: General Plan, Bridge 14 - Canal, Merrill, Oregon, 1949
- ItemBB024810 - Great Northern Engineering Drawing: General Plan, Bridge 15.9 - Canal, South of Merrill, Oregon, 1931
- ItemBB024811 - Great Northern Engineering Drawing: General Plan, Bridge 15.9 - Canal, South of Merrill, Oregon, 1950
- ItemBB024812 - Great Northern Engineering Drawing: Shop Plan - Beam Span, Bridge 15.9 - Canal, South of Merrill, Oregon, undated
- ItemBB024813 - Great Northern Engineering Drawing: General Plan, Bridge 16.2 - Canal, South of Merrill, Oregon, 1931
- ItemBB024814 - Great Northern Engineering Drawing: General Plan, Bridge 16.2 - Canal, South of Merrill, Oregon, 1950
- ItemBB024815 - Great Northern Engineering Drawing: Shop Plan - Beam Span, Bridge 16.2 - Canal, South of Merrill, Oregon, undated
- ItemBB024816 - Great Northern Engineering Drawing: General Plan, Culvert (Bridge 23.1), South of Malin, California, undated
- 1727 more...