Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3002 - Depots and Freighthouses
- 36 more...
- ItemStruc000565 - Northern Pacific Engineering Drawing, Depot at Elma, Washington, 1936
- ItemStruc000566 - Northern Pacific Engineering Drawing, Depot at Elma, Washington, 1938
- ItemStruc000567 - Northern Pacific Engineering Drawing, Depot at Elma, Washington, 1969
- ItemStruc000568 - Northern Pacific Engineering Drawing, Depot at Elma, Washington, 1935
- ItemStruc000884 - Northern Pacific Engineering Drawing, Yard Office at Parkwater, Washington, 1986
- ItemStruc000887 - Northern Pacific Engineering Drawing, Yard Office at Parkwater, Washington, 1985
- ItemStruc000888 - Northern Pacific Engineering Drawing, Yard Office at Parkwater, Washington, 1985
- ItemStruc000889 - Northern Pacific Engineering Drawing, Yard Office at Parkwater, Washington, 1985
- ItemStruc000890 - Northern Pacific Engineering Drawing, Yard Office at Parkwater, Washington, 1985
- 1617 more...