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Your search returned 3 results

Listed under:  Technologies  >  Information and communication technologies  >  Telecommunications  >  Messaging  >  Telegraphy
Interactive

Biography: Federation people: Charles Todd

  • TLF-IDL9735

Investigate the role played in Federation by astronomer and engineer Charles Todd and his Overland Telegraph. Examine two different types of biographies of Todd: one short and the other more detailed. Inspect examples of how he was visually depicted in his time. This learning object is one in a series of objects in the ...

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Image

Using a pedal wireless transmitter

  • TLF-IDR3174

This is a photograph, possibly taken by John Flynn (1880-1951) and measuring 8.2 cm x 8.2 cm, of an elderly woman seated at a pedal wireless transmitter with three girls behind her. There is no microphone but the woman is operating a morse key. The woman and one of the girls are wearing earphones. The words 'AIM Pedal Transmitter' ...

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Image

First pole on the Overland Telegraph, c1870

  • TLF-IDR3560

This is a black-and-white wood engraving of a drawing dating from about 1870 by Samuel Calvert (1828-1913). Probably set near Adelaide, South Australia, it depicts a group of men and women in mid-Victorian dress, circled around a rough-hewn telegraph pole, in a bush setting. The pole is being levered, using ropes, into ...

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