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
- 1272 more...
- ItemBB015600 - Northern Pacific Engineering Drawing: Detail of Transverse Brace, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015601 - Northern Pacific Engineering Drawing: Detail of Cap Plates, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015602 - Northern Pacific Engineering Drawing: Detail of Deck Slabs, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015603 - Northern Pacific Engineering Drawing: Detail of Deck Slabs, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015604 - Northern Pacific Engineering Drawing: Repair to Abutment/Pediment, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015605 - Northern Pacific Engineering Drawing: Extra Plate Required for Girder, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015606 - Northern Pacific Engineering Drawing: Detail Deck Slab/Rail, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015607 - Northern Pacific Engineering Drawing: Shop Plan - Girder Spans, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- ItemBB015608 - Northern Pacific Engineering Drawing: Shop Plan - Girder Spans, Bridge 17 - Greenhorn Gulch, West of Weed, Montana, undated
- 6447 more...