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 3003 - Maintenance Facilities
- 1436 more...
- ItemStruc003544 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003545 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1911
- ItemStruc003546 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003547 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003548 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003549 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003550 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003551 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- ItemStruc003552 - Great Northern Engineering Drawing, Roundhouse and Shops at Hillyard, Washington, 1910
- 646 more...