Railroad Archives Online
- ФондовиD0027 - Timothy Miller Collection
- Серија007 - Spokane, Portland, and Seattle Railway
- Подсерија009 - Engineering Records
- 008 - Physical plant drawing
- 001 - Bridges
- 2251 више...
- ЈединицаBB030484 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Layouts, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030485 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030486 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030487 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bill of Material, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030488 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Rivets, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030489 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Rivets, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030490 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Field Rivets, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030491 - Spokane, Portland and Seattle Railway Engineering Drawing: Standard Crossing Sheets, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- ЈединицаBB030492 - Spokane, Portland and Seattle Railway Engineering Drawing: Standard Crossing Sheets, Bridge 270.0 - Box Canyon, North of Farrington, Washington, undated
- 1658 више...