Significance
Yields information about how the SEC filed pamphlets or information papers about tramway overhead and associated equipment and letters.
Physical description
Green cardboard file folder with metal clip and binder - "The Acorn Individual File - Foolscap size with title blocks containing the following items:
4910 - Tangential Suspension - overhead
4911.1 - Letter from "The Forest City Electric Co. Limited" to ESCo re Point controllers, tramway signals and warning signs, dated 29/7/1936 - 2 pages
4911.2 - Collins Patent Automatic Point Turner - sheet 19 - 4 pages - sheet 19, two copies
4911.2a - ditto, sheet 18 QT - four pages
4911.3 - Electrically operated Point switches, overhead frogs and signals for tramcar depots. - four pages
4911.4 - Automatic Tramway Signals - five pages - sheet ATS1
4911.5 - Universal Insulator - Sheet 17 - 2 pages
4911.6 - Porcelain hangers - sheet 15/1 - 2 pages
4911.7 - Porcelain insulators for cap and cone supension - page 11, 1 page.
4911.8 - Motor Bus and Tramcar Stage and Fare Signs in Cast Aluminium - sheet MD2 - 1 page
4911.9 - Flashers and Spellers - Sheet F1 - 2 pages
4911.10 - Forest City Relays - 2 pages
4911.11 - Traffic light - 1 page, sheet 2A
4912 - Memo re Suitability of Mr A. Widdop as a linesman - 18/11/1936
4913.1 - Letter dated 22/6/1937 from Agent General in London to the SEC Melbourne regarding shipment of the Non-Car Counting Signals.
4913.2 - Letter from the Forest City Electric Co 18/6/1937, regarding forwarding a blue print for the signals.
4914 - Letter from the Forest City Electric Co 23/6/1937, regarding forwarding sample insulators and booklet 15.2
4915 - Letter from Sands Hill Manufacturing Co to ESCo re regarding overhead crossings - dated 13/4/1928.
4916 - Memo dated 14/3/1934 to Mr Pringle, regarding tension in trolley wire.
4917 - Letter from T. Strickland MMTB to Bendigo re standard height for ears above rail level - 16/3/1934.
Some of these document Scanned in pdf form to COTMA Library 1/2011
Inscriptions & markings
On rear of file: Top of file - "Tramways", in title block "Tramway Overhead & Signals" and in bottom right hand corner - "230".
On spine - in pencil - "Overhead Parts and Proceedings"