Heliograph Collection

Heliograph used by British army in Africa
Heliograph used in the British army in Africa, probably during the Boer War (1899-1902). The heliograph is a wireless telegraph that signals by flashes of sunlight (generally using Morse code)

A French Signal Corps with heliographs, telescopes and flags
A French Signal Corps with heliographs, telescopes and telegraph flags. Date: circa 1909

Diy Heliograph
A simple heliograph is easily constructed, and uses the suns rays to transmit messages, in morse code, over distances up to 100 kilometres

Capture of Chipilly Ridge 1918
Capture of Chipilly Ridge by the 58th (London) Division, Royal Field Artillery Signallers with heliograph etc. in a German trench captured on the previous day on the Western Front in France during

Group photo, Royal Marine Artillery Signallers, October 1902. Equipment on display includes a telescope, a lime light, a signalling lamp and two heliographs. Date: 1902

1st Port of Spain scout with heliograph, Trinidad. The equipment was made by two scouts, the Potter brothers

1st Port of Spain scouts with heliograph, Trinidad

Women Signallers Territorial Corps, WW1
Women demonstrating their skills at the headquarters training school of the Women Signallers Territorial Corps in 1916. From left

Two soldiers using heliograph for signalling, France, WW1
Two soldiers using a heliograph for visual signalling near Feuchy, during the Battle of Arras in northern France, during the First World War. Date: April 1917

Naval Heliograph Detail
The works of the type of heliograph used by the Royal Navy

Naval Heliograph in Use
A sailor of the Royal Navy operating the heliograph

Cavalry Brigade at Work
Heliograph section of a Sikh cavalry brigade in the British army at work near a French tower

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