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
- 5013 more...
- ItemBB019913 - Northern Pacific Engineering Drawing: Rebuilding Pier 4, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1955
- ItemBB019914 - Northern Pacific Engineering Drawing: Add - Pier Protection, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1935
- ItemBB019915 - Northern Pacific Engineering Drawing: Plan - Dolphins, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1935
- ItemBB019916 - Northern Pacific Engineering Drawing: General Plan, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1931
- ItemBB019917 - Northern Pacific Engineering Drawing: Details - Renew Pier, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1932
- ItemBB019918 - Northern Pacific Engineering Drawing: Details - Renew Pier, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1932
- ItemBB019919 - Northern Pacific Engineering Drawing: 206 Foot Truss Span, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB019920 - Northern Pacific Engineering Drawing: 2 - 122 Foot Through Spans, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, undated
- ItemBB019921 - Northern Pacific Engineering Drawing: Deck Plan, Bridge 0.59 - Cowlitz River, Longview Junction, Washington, 1935
- 2706 more...