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
- 1867 more...
- ItemBB016306 - Northern Pacific Engineering Drawing: Pier Number 3, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016307 - Northern Pacific Engineering Drawing: Pedestals, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016308 - Northern Pacific Engineering Drawing: South Abutments 12, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016309 - Northern Pacific Engineering Drawing: Detail of Bents, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016310 - Northern Pacific Engineering Drawing: Detail of Bent 2, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016311 - Northern Pacific Engineering Drawing: Detail of Bent 4, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016312 - Northern Pacific Engineering Drawing: Detail of Bent 6, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016313 - Northern Pacific Engineering Drawing: Detail of Bent 7, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- ItemBB016314 - Northern Pacific Engineering Drawing: Detail of Bent 8, Bridge 4 - Walla Walla River, Zangar Junction, Washington, undated
- 5852 more...