![](https://nthumb.tpgimages.com/mid2_com_img/16166/23950/TOP21947385.jpg)
Woodcut engraving depicting gunners calculating the elevation of a piece of artillery using a clinometer and a quadrant marked with shadow-scales. Dated 16th century.
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Details
Creative#:
TOP21947385
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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