Document, The British Westinghouse Electric & MFG Co. Ltd, "Parts of Westinghouse Nos 90 and 90M tramway controllers", May 1913

Historical information

Provides information on the British Westinghouse 90 and 90M controllers. Lists the various parts, prices and illustrations. Has a sheet giving the drum development or connections as the controller is moved through the various notices. The 90M controller was used on some ESCo Ballarat tramcars.

Significance

Yields information about early Westinghouse controllers

Physical description

Document 18 pages printed on quarto paper within a cardboard folder - parts catalogue No. 6554, May 1913

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