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
- 803 more...
- ItemBB022834 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Braces, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022835 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Top Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022836 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Top Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022837 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Top Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022838 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022839 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022840 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022841 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- ItemBB022842 - Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bottom Lateral, Bridge T125.7 - Crooked River, South of Opal City, Oregon, undated
- 3106 more...