The box contains 3 photo albums:

Album no. 35 - Class 5E1 Bo Bo electric locomotives for South African Railways, built by Metro Cammell with AEI equipment, with photos of body component building jigs, equipment frames, machines, pantographs, bogies and complete locomotives, and photographs of the derailment and recovery of a Class 5E1 locomotive.

Album no. 36 - A.E.I. Industrial Bo Bo electric locomotive, man riding carriage and ore car for Venterspost Gold Mine, Johannesburg, South Africa, with photos of cabs, equipment frames, resistances, machines and complete vehicles, 21 ton battery / trolley locomotive, 8 ½, 5 ½ and 2 ½ton battery locomotives and 100, 65 and 30ton capacity transfer cars.

Album 38 no. - Co Co diesel electric locomotives built by Metro Cammell, with AEI equipment and Sulzer engines, for Nyasaland and Trans Zambesi Railways with photos of complete locomotives, cabs, components, nose ends and bogies, locomotive being loaded onto a ship at Birkenhead and newspaper reports of handing over ceremony.