A theodolite, used for surveying
Picture No
10000962
Media ID
47150324
Size
3449px x 4066px
(2.4MB)
Credit
Mary Evans Picture Library
Source
Clerc, Physique experimentale volume 2 page 393
Date
circa 1880
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Accuracy Cogs Dial Eyepiece Knob Measure Measurement Measuring Precision Rule Surveying Theodolite
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