Burlington Northern diesel locomotive 6253, formerly Chicago, Burlington and Quincy 513, at Clyde, Illinois, on August 26, 1972. Number 6253 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25210. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6250, formerly Chicago, Burlington and Quincy 510, at Clyde, Illinois, on August 26, 1972. Number 6250 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25207. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6250, formerly Chicago, Burlington and Quincy 510, at Clyde, Illinois, on August 28, 1972. Number 6250 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25207. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6249, formerly Chicago, Burlington and Quincy 509, at Galesburg, Illinois, on August 28, 1972. Number 6249 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25206. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6244, formerly Chicago, Burlington and Quincy 504, at Clyde, Illinois, on August 26, 1972. Number 6244 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25201. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6242, formerly Chicago, Burlington and Quincy 502, at Clyde, Illinois, on August 26, 1972. Number 6242 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25199. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6241, formerly Chicago, Burlington and Quincy 501, at Clyde, Illinois, on August 26, 1972. Number 6241 is an SD24 built by General Motors Electro Motive Division (EMD), builder's number 25198. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6196, formerly Chicago, Burlington and Quincy 449, at Galesburg, Illinois, on August 29, 1972. Number 6196 is an SD9 built by General Motors Electro Motive Division (EMD), builder's number 23628. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6190, formerly Chicago, Burlington and Quincy 44, at Galesburg, Illinois, on August 29, 1972. Number 6190 is an SD9 built by General Motors Electro Motive Division (EMD). Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6150, formerly Chicago, Burlington and Quincy 348, at Clyde, Illinois, on August 26, 1972. Number 6150 is an SD9 built by General Motors Electro Motive Division (EMD), builder's number 20558. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.