Northern Pacific box car 1853 in a train in Denver, Colorado, on May 10, 1978. Box car NP 1853 was built by the NP Car Shops in Brainerd, Minnesota, over 1967-69 as part of the 50-foot, plug door box car series numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1807 in a train in Pasco, Washington, on May 13, 1982. Box car NP 1807 was built by the NP Car Shops in Brainerd, Minnesota, over 1967-69 as part of the 50-foot, plug door box car series numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1786 in a train in Pasco, Washington, on May 13, 1982. Box car NP 1786 was built by the NP Car Shops in Brainerd, Minnesota, over 1967-69 as part of the 50-foot, plug door box car series numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 17440 with one sliding door is in a yard at Albuquerque, New Mexico, on December 30, 1980. The car is part of the 17000-17499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 17410 with one sliding door is in a yard at Longmont, Colorado, on June 7, 1978. The car is part of the 17000-17499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1734 in a yard in Albuquerque, New Mexico on May 23, 1978. Box car NP 1734 was built by the NP Car Shops in Brainerd, Minnesota over 1967-69 as part of the 50-foot, plug door box car series numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1702 in a yard in Albuquerque, New Mexico on December 11, 1980. Box car NP 1702 was built by the NP Car Shops in Brainerd, Minnesota over 1967-69 as part of the 50-foot, plug door box car series, numbered from 1700 to 1999. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 17014 with one sliding door is in a yard at Albuquerque, New Mexico, on December 30, 1980. The car is part of the 17000-17499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 15529 with one sliding door is in a yard at Denver, Colorado, on April 10, 1965. The car is part of the 15500-15999 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1229 with a partially open door in a yard in Albuquerque, New Mexico on May 25, 1978. Box car NP 1229 was built by the NP Car Shops in Brainerd, Minnesota in 1950 as part of the 31000-31499 50-foot box car series. In 1955, NP 1229 was one of 150 cars that had Evans DF Loader Systems installed, given a green with white strip paint scheme, and renumbered to 1100-1249. Photo by GJ Werkema. Other subject classes: freight car, steel box car