Railroad Archives Online
- CollectionE0045A - Great Northern Railway- Blueprint-Authorization for Expenditure Collection
- Series007 - Spokane, Portland, and Seattle Railway
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3002 - Depots and Freighthouses
- ItemJSBP2987 - Great Northern Railway Historical Society Blueprint Collection JSBP2987, Kennewick, Washington, 1908.
- ItemJSBP2988 - Great Northern Railway Historical Society Blueprint Collection JSBP2988, Kennewick, Washington, 1908.
- ItemJSBP2989 - Great Northern Railway Historical Society Blueprint Collection JSBP2989, Kennewick, Washington, 1908.
- ItemJSBP2990 - Great Northern Railway Historical Society Blueprint Collection JSBP2990, Kennewick, Washington, 1908.
- ItemJSBP2991 - Great Northern Railway Historical Society Blueprint Collection JSBP2991, Kennewick, Washington, 1908.
- 10 more...