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 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 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 6328 at Galesburg, Illinois, on August 29, 1972. Number 6328 is an SD40 built by General Motors Electro Motive Division (EMD), builder's number 5803-4. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6445, formerly Great Northern 415, at Galesburg, Illinois, on August 29, 1972. Number 6445 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 32995. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6520 at Galesburg, Illinois, on August 29, 1972. Number 6520 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 37128. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6530 at Clyde, Illinois, on August 26, 1972. Number 6530 is an SD45 built by General Motors Electro Motive Division (EMD), builder's number 37138. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.

Burlington Northern diesel locomotive 6603, formerly Great Northern 430, at Clyde, Illinois, on August 26, 1972. Number 6603 is an F45 built by General Motors Electro Motive Division (EMD), builder's number 34739. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Burlington Northern diesel locomotive 6625 at Congress Park, Illinois, on August 26, 1972. Number 6625 is an F45 built by General Motors Electro Motive Division (EMD), builder's number 36352. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive.