Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3007 - Track
- 30 more...
- ItemStruc002006 - Great Northern Engineering Drawing, Interlocking Tower at North Portal (Original Structure) at Seattle, Washington, 1927
- ItemStruc002007 - Great Northern Engineering Drawing, Interlocking Tower at North Portal at Seattle, Washington, 1956
- ItemStruc002058 - Great Northern Engineering Drawing, Scale House at Tacoma, Washington, 1955
- ItemStruc002059 - Great Northern Engineering Drawing, Scale House at Tacoma, Washington, 1960
- ItemStruc005810 - Great Northern Engineering Drawing, Delta Yard at Everett, Washington, 1936
- ItemStruc005811 - Great Northern Engineering Drawing, Area Plan at Edmonds, Washington, post-1961
- ItemStruc005812 - Great Northern Engineering Drawing, Area Plan at Edmonds, Washington, post-1961
- ItemStruc005813 - Great Northern Engineering Drawing, Area Plan at Edmonds, Washington, post-1961
- ItemStruc009336 - Great Northern Engineering Drawing, Load Adjuster at Klamath Falls, Oregon, 1965
- 4 more...