Fishplate profile, working, side, for Nigerian Railway BS 60 R flat-bottomed rail, shallow fishplates, Crown Agents No.3/20B, by US Co. Ltd., 1945, in replacement envelope
Fishplate profile, working, side, for Nigerian Railway BS 60 R flat-bottomed rail, shallow fishplates, Crown Agents No.3/20B, by US Co. Ltd., 1945, in replacement envelope