Example of a German trench defences employed in World War One: caltrops, chevaux des frise, shields, barbed wire and deep dug outs(some as much as 25 to 30 feet below the surface).
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Details
Creative#:
TOP23804818
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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