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Trade Literature - Australian Postal Electricians Union., Telegraphy Equipment, 1928
Reg. No: TL 013778
- Summary:
- Booklet describing the type "B" carrier telegraph system as developed by the Western Electric Company. This system allowed frequency multiplexed telegraph messages to be superimposed on lines carrying normal telegraph and telephone messages. The booklet was intended for use by those responsible for the maintenance of the system.
The booklet was published by the Australian Postal Electricians' Union in 1928. - Description:
- Booklet of 52 pages, card cover.
- Acquisition Information:
- Transfer from Science & Technology Collection, Museum of Victoria, 1997
| Discipline: | Trade Literature |
| Dimensions: | 5 mm (Height), 190 mm (Width), 250 mm (Length) |
More information
| Tagged with: | telegraph equipment |
| Themes this item is part of: | Telegraphy Collection, Information & Communication Collection, Trade Literature Collection |
| Primary Classification: | COMMUNICATIONS |
| Secondary Classification: | Telegraphy |
| Tertiary Classification: | equipment |
| Primary Subject: | Telegraph Equipment |
| Publication Date: | 1928 circa |
| Cover Title: | 'AUSTRALIAN POSTAL ELECTRICIANS' UNION MAINTENANCE CIRCULAR NO.2 ... THE TYPE 'B' CARRIER TELEGRAPH SYSTEM' |
| Inscriptions: | Front cover printed: "Australian Postal Electricians' Union MAINTENANCE CIRCULAR No. 2 DISTRIBUTION LIST N - SERIAL No. 1 The Type "B" Carrier Telegraph System Published by the above Union by special permission of the Chief Electrical Engineer [Text] PRINTED 1928 BY THE RUSKIN PRESS, RUSSELL STREET MELBOURNE" |
| Publication Types: | Technical Bulletin; Wiring Diagram |
| Printing Types: | Monochrome |
| Illustration Types: | Black & White; Line Drawings; Instructional Drawings |
| Page Size Format: | 185 x 245 |
| Number of Pages: | 52 |
| Manufacturer/Distributor: | Australian Postal Electricians Union. |
Themes
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