Tag : physics

Antique Hand Pump Air Compressor Physics Demo, Medical, 27 tall Brass, Copper
Antique Hand Pump Air Compressor Physics Demo, Medical, 27 tall Brass, Copper

Antique Hand Pump Air Compressor Physics Demo, Medical. Approximately 27 tall 18 inches long and 10-1/2 inches wide. Brass, Copper, and cast iron. It is an impressive piece! The pressure gauge is a marked “William Hoskins & Co , Chicago, 1897″. The domed air tank has hammer marks from being…