Signallers of the 8th (King's Royal Irish) Hussars
Photograph by Gale and Poleden, 1908 (c).
The soldiers are shown posing with semaphore flags, signalling lamps, telescopes and Mance heliographs. The latter device consisted of a small mirror mounted on a tripod and worked by reflecting sunlight in order to flash messages in Morse code.
NAM Accession Number
National Army Museum, Out of Copyright
National Army Museum, Study collection