Calculagraph, Harrison, New Jersey, 8 day, time piece for recording elapsed time, c1930
Anonymous (not verified)
24 October 2024
Calculagraph, Harrison, New Jersey, 8 day, time piece for recording elapsed time, c1930
This heavy instrument, designed by watchmaker Henry Abbott in 1897 and made in various forms for decades after, may have been the first time printer a...
