
Title
The use of a polemoscope, a kind of periscope, to direct artillery fire
Caption
Engraving depicting the use of a polemoscope, a kind of periscope, to direct artillery fire. Dated 19th Century
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP23A15_208
License type
Rights managed
Available size
180,0Mb (11,9Mb) / 33,5in x 20,9in / 10051 x 6260 (300dpi)