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 3007 - Track
- 164 more...
- ItemBB031658 - Northern Pacific Engineering Drawing: Standard Plan Track Scale - Bill of Material, undated
- ItemBB031659 - Northern Pacific Engineering Drawing: Standard Plan Foundation (cancelled), undated
- ItemBB032526 - Northern Pacific Engineering Drawing: General Plan and Pile Layout, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032527 - Northern Pacific Engineering Drawing: Concrete Plan, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032528 - Northern Pacific Engineering Drawing: "Walk - Down" Pit Entry, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032529 - Northern Pacific Engineering Drawing: Concrete Reinforcing, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032530 - Northern Pacific Engineering Drawing: Shop Plan - Foundation, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032531 - Northern Pacific Engineering Drawing: Shop Plan - General Arrangement, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- ItemBB032532 - Northern Pacific Engineering Drawing: Shop Plan - Beam Supports, Scale Head - Of - Bay Yard Tacoma, Tacoma, Washington, undated
- 155 more...