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
- 391 more...
- ItemStruc005039 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1965
- ItemStruc005040 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1970
- ItemStruc005041 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1970
- ItemStruc005042 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, undated
- ItemStruc005043 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1979
- ItemStruc005044 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1979
- ItemStruc005045 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1979
- ItemStruc005046 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1979
- ItemStruc005047 - Northern Pacific Engineering Drawing, Freight House at Portland, Oregon, 1915
- 1262 more...