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
- 996 more...
- ItemStruc002846 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- ItemStruc002847 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- ItemStruc002848 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- ItemStruc002849 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- ItemStruc002850 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1931
- ItemStruc002851 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- ItemStruc002852 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1931
- ItemStruc002853 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1931
- ItemStruc002854 - Great Northern Engineering Drawing, Power House at Great Falls, Montana, 1930
- 1086 more...