Ithaca Skeleton Calendar Clock, Patented 1868,
Ithaca Skeleton Calendar Clock, Patented 1868, cast silver time dial with niello patinated Roman on chapter ring, outer minute ring marked with ticks, bold every 5 minutes, marked on rear Patented/July 13/1868, lower calendar dial is also cast with Arabic on chapter ring and 2 drum dials, left with days and right with months, bass […]