Burlington Northern diesel locomotive 232, formerly Chicago, Burlington and Quincy 9274, at Chicago, Illinois, on August 28, 1972. Number 232 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 20546. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 231, formerly Chicago, Burlington and Quincy 9273, at Chicago, Illinois, on August 28, 1972. Number 231 is an SW1200 built by General Motors Electro Motive Division (EMD), builder's number 20545. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, railroad crew.

Burlington Northern diesel locomotive 2254, formerly Chicago, Burlington and Quincy 977, at Clyde, Illinois, on August 26, 1972. Number 2254 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 28299. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2251, formerly Chicago, Burlington and Quincy 974, at Galesburg, Illinois, on August 29, 1972. Number 2251 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 28296. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2251, formerly Chicago, Burlington and Quincy 974, at Galesburg, Illinois, on August 29, 1972. Number 2251 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 28296. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2251, formerly Chicago, Burlington and Quincy 974, at Galesburg, Illinois, on August 29, 1972. Number 2251 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 28296. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2243, formerly Chicago, Burlington and Quincy 966, at Galesburg, Illinois, on August 29, 1972. Number 2243 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 27177. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2237, formerly Chicago, Burlington and Quincy 960, at Galesburg, Illinois, on August 29, 1972. Number 2237 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 27171. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2233, formerly Chicago, Burlington and Quincy 956, at Clyde, Illinois, on August 26, 1972. Number 2233 is a GP30 built by General Motors Electro Motive Division (EMD), builder's number 27167. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 2064, formerly Chicago, Burlington and Quincy 928, at Galesburg, Illinois, on August 28, 1972. Number 2064 is a GP20 built by General Motors Electro Motive Division (EMD), builder's number 26599. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.