Northern Pacific 50-foot, single plug door, refrigerator car 97552 is in a yard at Albuquerque, New Mexico, on May 30, 1980. The car is part of the 97500-97549 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific 50-foot, single plug door, refrigerator car 97629 is in a yard at Albuquerque, New Mexico, on February 19, 1979. The car is part of the 97600-97692 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific 50-foot, single plug door, refrigerator car 97638 is in a yard at Albuquerque, New Mexico, on December 20, 1978. The car is part of the 97600-97692 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific 50-foot, single plug door, refrigerator car 97638 is in a train at Albuquerque, New Mexico, on August 15, 1990. The car is part of the 97600-97692 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific 50-foot, single plug door, refrigerator car 97642 is in a yard at Albuquerque, New Mexico, on September 29, 1980. The car is part of the 97600-97692 number series. Photo by GJ Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific 50-foot, single plug door, refrigerator car 97727 is in a train at Belen, New Mexico, on May 22, 1994. The car is part of the 97700-97799 number series. Photo by Evan Werkema. Other subject classes: freight car, refrigerator car

Northern Pacific box car 1160 being unloaded in a yard in Albuquerque, New Mexico on January 7, 1978. Box car NP 1160 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 1160 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

Northern Pacific box car 1220 on a siding in Albuquerque, New Mexico on April 27, 1980. Box car NP 1220 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 1220 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

Northern Pacific box car 1220 on a siding in Albuquerque, New Mexico on April 27, 1980. Box car NP 1220 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 1220 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

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

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 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 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 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 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 40.75-foot, box car number 18581 with one sliding door is in a yard at Albuquerque, New Mexico, on May 24, 1978. The car is part of the 18000-18749 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1877 in a yard in Albuquerque, New Mexico, on January 9, 1979. Box car NP 1877 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 1912 in a train in Albuquerque, New Mexico, on June 4, 1980. Box car NP 1912 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 1956 in a yard in Albuquerque, New Mexico, on February 3, 1980. Box car NP 1956 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 19779 with one sliding door is in a yard at Albuquerque, New Mexico, on December 30, 1980. The car is part of the 19000-19999 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 1998 on a siding in Albuquerque, New Mexico, on June 30, 1978. Box car NP 1998 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 2265 on a siding in Belen, New Mexico, on May 3, 1981. Box car NP 2265 was built by the NP Car Shops in Brainerd, Minnesota, over 1961-62 as part of the 50-foot, double-door box car series numbered from 2000 to 2349. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 24026 with one sliding door is in a yard at Albuquerque, New Mexico, on April 8, 1979. The car is part of the 24000-24499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 24032 with one sliding door is in a yard at Albuquerque, New Mexico, on December 30, 1980. The car is part of the 24000-24499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 24429 with one sliding door is in a yard at Albuquerque, New Mexico, on July 29, 1981. The car is part of the 24000-24499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific box car 2910 in a yard in Albuquerque, New Mexico, on May 30, 1980. Box car NP 2910 is part of the 60.5-foot, double-plug-door box car series numbered from 2900-2919. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.5-foot, box car number 29232 with one sliding door is on a siding at Albuquerque, New Mexico, on June 12, 1980. The car is part of the 29000-29499 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.3-foot, box car number 36219 with one 10-foot, sliding door is in a yard at Albuquerque, New Mexico, on March 13, 1978. The car is part of the 36000-36299 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 46030 with a sliding door is in a yard at Albuquerque, New Mexico, on June 4, 1980. The car is part of the 46000-46725 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car

Northern Pacific 40.75-foot, box car number 49170 with a sliding door is in a yard at Albuquerque, New Mexico, on December 30, 1980. The car is part of the 49050-49999 number series. Photo by GJ Werkema. Other subject classes: freight car, steel box car