The roll contains c 50 tracing paper and waxed linen drawings of general outlines of Bo-Bo and Co-Co electric locomotives for the following overseas railways; Eregli Coal Mines, Turkey, Chilean State Railway, New South Wales Government Railway, Great Indian Peninsula Railway, East African Railways & Harbours, Parana-Santa Caterina Railway, Ghana Railway, South African Railway, Central Argentine Railway, Nigerian Railway, RENFE, and Mexico Railways. Drawing number range EE20 - EE45; DE.