Two surveyors measure the height of a building with cross-staffs. The instruments shown in this woodcut were also used to measure latitude by fixing on the sun at noon and the pole-star at night.

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Creative#:

TOP18415452

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

No

Property Release:

No

Right to Privacy:

No

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