Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 1671 more...
- ItemBB025450 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bolts, etc., Bridge S - 31.3 - Wylie Creek, Foster, Oregon, undated
- ItemBB025451 - Spokane, Portland and Seattle Railway Engineering Drawing: Documentation, Bridge S - 31.3 - Wylie Creek, Foster, Oregon, undated
- ItemBB025452 - Spokane, Portland and Seattle Railway Engineering Drawing: Documentation, Bridge S - 31.3 - Wylie Creek, Foster, Oregon, undated
- ItemBB025453 - Spokane, Portland and Seattle Railway Engineering Drawing: Detail of Piers, Bridge 31.8 - Underpass, Foster, Oregon, 1946
- ItemBB025454 - Spokane, Portland and Seattle Railway Engineering Drawing: Tie Framing Plan, Bridge 31.8 - Underpass, Foster, Oregon, undated
- ItemBB025455 - Spokane, Portland and Seattle Railway Engineering Drawing: Turnout/West Approach, Bridge 31.8 - Underpass, Foster, Oregon, undated
- ItemBB025456 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge 31.8 - Underpass, Foster, Oregon, undated
- ItemBB025457 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge U17.7 (9 - 8) - Underpass, West of Bowers Junction, Oregon, 1927
- ItemBB025458 - Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge U17.7 (9 - 8) - Underpass, West of Bowers Junction, Oregon, undated
- 2238 more...