Photographic surveying

Photographic surveying

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Topographical Survey, A‰douard Gaston Daniel Deville ... every time he has to expose a plate : before starting for his daya#39;s work, he examines his diagram and notes the exposures for that particular day and for the elevation of the ground.

Title:Photographic surveying
Author:Canada. Surveys Branch, Canada. Topographical Survey, Édouard Gaston Daniel Deville
Publisher: - 1895


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