Online Collection

The Online Collection showcases a selection of our objects for you to discover and explore. This resource will grow as the Museum's Collection is catalogued and computerised, and as new acquisitions are added.

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Heliograph operating, South Africa, 1900

Photograph, Boer War (1899-1902), 1900.

Heliographs used a small mirror mounted on a tripod to reflect sunlight in order to flash messages in Morse code. In clear weather conditions and on open terrain their signals could be seen many miles away.

From an album of 144 photographs compiled by Sgn W H Harland, 17th (Duke of Cambridge's Own) Lancers, 1900-1901.

NAM Accession Number

NAM. 1966-10-59-111


National Army Museum, Out of Copyright


National Army Museum, Study collection

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