Westinghouse part catalogue for their T1C tramway controller style number 15948, undated, possibly c1909 given a number on the bottom left-hand corner of the first sheet. Gives images and a list of all the parts including smaller images in the controller and their prices along with the part number. Published in the UK by The British Westinghouse Electric & Manufacturing Co. Ltd. London and Manchester. Shows both main drum and brake drum development, that is the connecting strips or contacts.Yields information about the Westinghouse UK products.Manual or document 16 printed pages centre stapled within card covers.tramways, tramcars, equipment, westinghouse, maintenance, instructions, controllers