Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 4925 more...
- ItemBB019824 - Northern Pacific Engineering Drawing: Method of Straightening Damaged Verticals, Bridge 52.1 - Satsop River, West of Satsop, Washington, undated
- ItemBB019825 - Northern Pacific Engineering Drawing: Proposed Method of Supporting Chords, Bridge 52.1 - Satsop River, West of Satsop, Washington, undated
- ItemBB019826 - Northern Pacific Engineering Drawing: Temporary Brace for Bent, Bridge 52.1 - Satsop River, West of Satsop, Washington, undated
- ItemBB019827 - Northern Pacific Engineering Drawing: Detail Stringer Bent Posts, Bridge 52.1 - Satsop River, West of Satsop, Washington, undated
- ItemBB019828 - Northern Pacific Engineering Drawing: Detail Stringer Bent Posts, Bridge 52.1 - Satsop River, West of Satsop, Washington, undated
- ItemBB019829 - Northern Pacific Engineering Drawing: General/Falsework Plan, Bridge 6 - 66th Street, South of South Tacoma, Washington, 1926
- ItemBB019830 - Northern Pacific Engineering Drawing: Masonry Plan, Bridge 6 - 66th Street, South of South Tacoma, Washington, 1926
- ItemBB019831 - Northern Pacific Engineering Drawing: Concrete Abutment for Crossing, Bridge 6 - 66th Street, South of South Tacoma, Washington, undated
- ItemBB019833 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - 66th Street, South of South Tacoma, Washington, 1946
- 2794 more...