Lot 247
Lot 247
This lot has been sold — shown for reference. See this auction house's upcoming sales.
Description
Three items comprising a Maelzel-system Metronome, a Scientific Gyroscope, and a Brass Bicycle Model
This lot has been sold — shown for reference. See this auction house's upcoming sales.
Three items comprising a Maelzel-system Metronome, a Scientific Gyroscope, and a Brass Bicycle Model