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
- ItemStruc000412 - Great Northern Engineering Drawing, Yard at Delta, Washington, 1936
- ItemStruc000455 - Great Northern Engineering Drawing, Yard Air Facilities at Interbay, Washington, 1969
- ItemStruc000463 - Great Northern Engineering Drawing, Yard at Hillyard, Washington, 1971
- ItemStruc001002 - Great Northern Engineering Drawing, Standard Frame Track Scale House at Kettle Falls, Washington, 1967
- ItemStruc000959 - Great Northern Engineering Drawing, Hump Yard Control Building at Interbay, Washington, 1967
- 38 more...