5 Free Images of Images By John Farey, Jr.

signal towersoptical telegraph
Clepsydra-Diagram-Fancy, Wilson Lowry, 1819
images by john farey, jr.ancient roman technology
Rees's Cyclopaedia Chappe telegraph
images by john farey, jr.chappe towers
Rees's Cyclopaedia Polygraph
polygraph (duplicating device)images by john farey, jr.
Rees's Cyclopaedia - Hooke's optical telegraph
signal towersrobert hooke
Rees's Cyclopaedia - Richard Lovell Edgeworth's optical telegraph
images by john farey, jr.signal towers
1 - 5 of 5
/ 1