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
- 1088 more...
- ItemStruc002989 - Great Northern Engineering Drawing, Monorail System at Hillyard, Washington, 1938
- ItemStruc002990 - Great Northern Engineering Drawing, Monorail System at Hillyard, Washington, 1938
- ItemStruc002991 - Great Northern Engineering Drawing, Monorail System at Hillyard, Washington, 1938
- ItemStruc002992 - Great Northern Engineering Drawing, Monorail System at Hillyard, Washington, 1938
- ItemStruc002993 - Great Northern Engineering Drawing, Monorail System at Hillyard, Washington, 1938
- ItemStruc002994 - Great Northern Engineering Drawing, Carpenter Shop at Great Falls, Montana, 1943
- ItemStruc002995 - Great Northern Engineering Drawing, Carpenter Shop at Great Falls, Montana, 1942
- ItemStruc003000 - Great Northern Engineering Drawing, Car Shop at Whitefish, Montana, 1942
- ItemStruc003001 - Great Northern Engineering Drawing, Car Shop at Whitefish, Montana, 1942
- 994 more...