Northern Pacific boxcar 37423, at Pasco, Washington, June 1969.

Northern Pacific 89-foot, flat car number 66900 in a yard at Bellingham, Washington, on February 15, 1993. The car is part of the 66900-66919 number series. Photo by GJ Werkema. Other subject classes: freight car, flat car

Northern Pacific 53.5-foot, flat car number 62873 with a load of rail on a siding at St. Joseph, Missouri, in July 1990. The car is part of the 62700-62949 number series. Photo by GJ Werkema. Other subject classes: freight car, flat car

Northern Pacific 54-foot, flat car number 62475 in a train at Pasco, Washington, in October, 1971. The car is part of the 62300-62494 number series. Photo by GJ Werkema. Other subject classes: freight car, flat car

Northern Pacific fire car 796, an ex-steam locomotive tender, next to the roundhouse at Pasco, Washington on May 11, 1982. Other subject classes: Car-fire

Northern Pacific fire car 796, an ex-steam locomotive tender, next to the roundhouse at Pasco, Washington on May 11, 1982. Other subject classes: Car-fire

Northern Pacific fire car 796, an ex-steam locomotive tender, next to the roundhouse at Pasco, Washington on May 11, 1982. Other subject classes: Car-fire

Northern Pacific Engineering Drawing: Yardmen's Service Building, Changes Account, Caboose Pooling Agreement at Pasco, Washington, prepared in 1968. Burlington Northern File Number 4632, Reference Number 10101, Sheet 14A.

Northern Pacific Engineering Drawing: Yardmen's Service Building, Changes Account, Caboose Pooling Agreement at Pasco, Washington, prepared in 1968. Burlington Northern File Number 4632, Reference Number 10112, Sheet 14B.

Northern Pacific Engineering Drawing: Yardmen's Service Building, Changes Account, Caboose Pooling Agreement at Pasco, Washington, prepared in 1968. Burlington Northern File Number 4632, Reference Number 10107, Sheet 14C.

Northern Pacific Engineering Drawing: Yardmen's Service Building at Pasco, Washington, prepared in 1956. Burlington Northern File Number 4632, Reference Number 10101, Sheet 003.

Northern Pacific Engineering Drawing: Yardmen's Service Building at Pasco, Washington, prepared in 1956. Burlington Northern File Number 4632, Reference Number 10101, Sheet 005.

Northern Pacific Engineering Drawing: Yardmen's Service Building at Pasco, Washington, prepared in 1956. Burlington Northern File Number 4632, Reference Number 10101, Sheet 002.

Northern Pacific Engineering Drawing: Yardmen's Service Building at Pasco, Washington, prepared in 1956. Burlington Northern File Number 4632, Reference Number 10101, Sheet 001.

Northern Pacific Engineering Drawing: Yardmen's Service Building at Pasco, Washington, prepared in 1955. Burlington Northern File Number 4632, Reference Number 10101, Sheet 004.

Northern Pacific Engineering Drawing: Yardmaster Tower at Pasco, Washington, prepared in 1972. Burlington Northern File Number 9812, Reference Number 10101, Sheet 002.

Northern Pacific Engineering Drawing: Yardmaster Tower at Pasco, Washington, prepared in 1972. Burlington Northern File Number 9812-E1, Reference Number 10103.

Northern Pacific Engineering Drawing: Yardmaster Tower at Pasco, Washington, prepared in 1972. Burlington Northern File Number 9812-3, Reference Number 10101.

Northern Pacific Engineering Drawing: Yardmaster Tower at Pasco, Washington, prepared in 1972. Burlington Northern File Number 9812-1, Reference Number 10101.

Northern Pacific Engineering Drawing: Yardmaster Tower (also Duluth, Minnesota) at Pasco, Washington, prepared in 1969. Burlington Northern File Number 9812, Reference Number 10109, Sheet E1.

Northern Pacific Engineering Drawing: Yardmaster Tower (also Duluth, Minnesota) Section Drawing at Pasco, Washington, prepared in 1969. Burlington Northern File Number 9812, Reference Number 10110, Sheet 001.

Northern Pacific Engineering Drawing: Yardmaster Tower (also Duluth, Minnesota) at Pasco, Washington, prepared in 1969. Burlington Northern File Number 9812, Reference Number 10110, Sheet 002.

Northern Pacific Engineering Drawing: Yardmaster Tower (also Duluth, Minnesota) at Pasco, Washington, prepared in 1969. Burlington Northern File Number 9812, Reference Number 10110, Sheet 001.

Northern Pacific Engineering Drawing: Yardmaster Tower (also Duluth, Minnesota) at Pasco, Washington, prepared in 1969. Burlington Northern File Number 9812, Reference Number 10109, Sheet 001.

Northern Pacific Engineering Drawing: Yard Office and Tower at Pasco, Washington, undated. Burlington Northern File Number 4628, Reference Number 101.

Northern Pacific Engineering Drawing: Yard Office and Tower at Pasco, Washington, undated. Burlington Northern File Number 4628, Reference Number 101.

Northern Pacific Engineering Drawing: Yard Office and Tower Basement Plan at Pasco, Washington. Burlington Northern File Number 4628, Reference Number 101.

Northern Pacific Engineering Drawing: Yard Office and Tower Basement Plan at Pasco, Washington. Burlington Northern File Number 4628, Reference Number 101.

Northern Pacific Engineering Drawing: Yard Office and Tower Fire Escape Stairs and Platform at Pasco, Washington. Burlington Northern File Number 4628, Reference Number 101.

Northern Pacific Engineering Drawing: Yard Office and Tower Fire Escape Sample at Pasco, Washington, prepared in 1974. Burlington Northern File Number 4628, Reference Number 10107, Sheet 001.