Rail-key profile, Indian State Railway
Rail-key profile, standard, 2 ends and side, for Indian State Railway 8 inch key for BS50lb flat-bottomed rail, contract N5028, by Guest, Keen & Nettlefords, August 1912.
Rail-key profile, standard, 2 ends and side, for Indian State Railway 8 inch key for BS50lb flat-bottomed rail, contract N5028, by Guest, Keen & Nettlefords, August 1912.