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
- 1825 more...
- ItemBB024331 - Great Northern Engineering Drawing: General Plan, Bridge 542, West of Fort Belknap, Montana, undated
- ItemBB024332 - Great Northern Engineering Drawing: General Plan, Bridge 542, West of Fort Belknap, Montana, 1954
- ItemBB024333 - Great Northern Engineering Drawing: General Plan, Bridge 542, West of Fort Belknap, Montana, 1954
- ItemBB024334 - Great Northern Engineering Drawing: General Plan, Bridge 542, West of Fort Belknap, Montana, undated
- ItemBB024335 - Great Northern Engineering Drawing: Masonry Plan, Bridge 542, West of Fort Belknap, Montana, undated
- ItemBB024336 - Great Northern Engineering Drawing: Shop Plan - Beam Spans, Bridge 542, West of Fort Belknap, Montana, undated
- ItemBB024339 - Great Northern Engineering Drawing: General Plan, Bridge 31.6 - Big Muddy Creek, Medicine Lake, Montana, 1931
- ItemBB024340 - Great Northern Engineering Drawing: Remodeling of Steel, Bridge 31.6 - Big Muddy Creek, Medicine Lake, Montana, 1930
- ItemBB024341 - Great Northern Engineering Drawing: General Plan, Bridge 31.6 - Big Muddy Creek, Medicine Lake, Montana, 1944
- 2167 more...