Surveying the height of a mountain. Surveyors using triangulating equipment to measure the height of a mountain (left). Artwork published in Mesure de
Surveying the height of a mountain. Surveyors using triangulating equipment to measure the height of a mountain (left). Artwork published in Mesure des Trois Premiers Degrees du Meridien dans l'Hemisphere Austral (1751) by the French mathematician, explorer and geographer Charles Marie de La Condamine (1701-1774).
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Photo credit: © ROYAL ASTRONOMICAL SOCIETY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
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