Yields information about the specifications of various combinations of controllers and motors.Report - set of three quarto sheets - drafts and completed documents, titled "Resistances - WH225, GE 201 motors, T1F, K36JR and B23D controllers", detailing the resistance steps, grid types and resistance. Compiled by Bob Prentice , dated 10/5/1973.trams, tramways, resistance grids, electrical equipment, electrical systems, tramcars, motors, controllers

Demonstrates the preparation of tramcar history and specifications to go with a photographic report.List - typed foolscap sheet titled SECV/Ballarat Branch ""To accompany photographic record of types of cars that have operated on the Ballarat Tramways system subsequent to horse-drawn trams." Lists car number, purchase date, truck type, body builder, seating capacity, HP and Make, Weight, miles in service in Ballarat, Truck builder and type and remarks. Lists cars 17, 19, 21, 22, 23, 26, 29, 30, 36, 40, old car 21, 23, 18 and 2. Not a complete list or of the cars in service.. Produced c1953?, as lists ex Adelaide 23 being retired in 1953 and for photograph captions. ballarat, tramcars, lists, secv, motors