Physical description

File containing correspondence between the MMTB Chief Engineer Mr. Strickland and various companies, including Railless Ltd, Australian General Electric, English Electric / Dick Kerr and its UK consultants Heap and Digby (H&D) between the period August 1922 and August 1936.



Includes drawings, technical specifications, some of which are duplicated in the Reg Item 535 file.



For a listing of the contents of this file and of Reg Item 535, see Related Documents - htd535-536list.pdf



Item 536 - Trolley Buses



Listed from top of file, in order found. Letters generally to/from MMTB Chief Engineer.

Date Type Notes

7/8/1936 Letter from TE Barnes – re Bremen Germany Steam Omnibus. Three pages. On foolscap paper – rest quarto. Has been damaged.

3/2/1926 Letter from Bruce Henderson re transport in the Glen Eira Rd area – poor private bus.

25/10/1925 Letter to G. Higgins, regarding a paper he had presented and printed in Australian Municipal Journal about transport around Melbourne, predicted the demise of trams, trains. Notes Spencer St bridge. Copy of paper is pinned with letters.

28/819/22 Copy of letter to H&D from AEC (see above) Includes the Mexborough test gradient drawing.

Undated Pamphlet from Railless Limited about Birmingham’s new trolley buses.

16/3/1923 Extract from Electric Railway and Tramway Journal – wages of trolleybus drivers not getting paid extra in Bradford. Two copies pinned together.

9/4/1923 Letter from H&D re pamphlet exchange You should have had it!

23/2/1923 Letter to H&D asking for information. Has a note re the Board’s attitude towards motor buses.

28/8/1922 to 24/23 Series of letters pinned together with L. de Koenneritz regard trolley buses and Paris. Noted that the MMTB did not have the legislative power to run trolley buses.

15/2/1922 to 10/4/23 Series of letters pinned together with the Aust. GE regarding trolley buses and references to their operation in journals.

10/1/1923 Letter from H&D re request for information on driving gear of Railless Ltd. vehicles

23/2/1923 Letter to H&D re above.

23/2/1923 Sheet of paper on “Steads Review” paper – pamphlet not yet to hand.

8/11/1922 to 10/1/1923 Series of letters with H&D pinned together asking for Railless driving gear – reluctant to provide.

26/9/1922 Letter from H&D, with copy of letter from English Electric enclosing materials regarding Trolley Bus equipment. Note much of this material is the same as that in Reg Item 535 contained within the green cloth tape.

Performance curves for DK 26B motor

Blueprint – 4449 – outline of controller DK, Type D, form B.

Specification for DK 26B trolley motor.

Blueprint – drawing 2810 – DK 26 Motor

Blueprint – No. 1312D – controller diagram

Pamphlet – EE – tramcar Type D automatic circuit Breakers. Publication No. 230, dated 9/1920.

Ditto, Form A, drawings No 3565, 1/1/19.

Performance curves for DK85A motor

Blueprint – P2002M034 – DK85 Motor.

EE specification for Traction Motor DK85 Modified from a tram motor.

Blueprint – EE drawing – P2002M036 – DK85 motor with ball bearings.

EE blueprint P2102F021, traction control wiring for form D controller.

EE blueprint P2103F033 – outline of controller type SE1, form C and D.

EE blueprint P2102Z011 – wiring diagram for type SE1 form controller.

EE blueprint – P2102F025 – diagram of connections (wiring) for Type SE1, form D controller.