Surveying, early 17th century. Artist: Unknown

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Surveying, early 17th century. Method of using a quadrant fitted with a plumb line and marked with shadow scales to measure the height of a tower. From Utriusque historia by Robert Fludd. (Oppenheim, 1617-1619).

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Size: 5409px × 3230px
Location:
Photo credit: © Oxford Science Archive/Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No

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