Steam Engine Indicator Gauge Crosby USA Tester Antique Tool Train Wooden Box

Description

Awesome
Antique Steam Engine Indicator in
original
wooden box
Very Rare Antique Circa 1895
Crosby Steam Gauge & Valve Co
Steam Engine Indicator, In Original Box
An engine indicator is an instrument for graphically recording the pressure versus piston displacement through an engine stroke cycle. Engineers use the resulting diagram to check the design and performance of the engine.
Made In Boston Massachusetts
If your a serious collector of steam engine tools, this very rare steam engine indicator is a must
If you have question please do hesitate to ask.
See Photo for condition and contents.
I wish I could keep it but current
financial status said no
!