Recorder, Circular Temperature Chart

Recorder, Circular Temperature Chart

Bristol Company Circular Temperature Chart Recorder, model 2T500


mixed metals, glass, paint

Bristol Company's Circular Temperature Chart Recorder, model 2T500. Vertically oriented metal box with clear glass square window lower area exposing circular recording chart and metal stem needle. Flexible metal rods at bottom left and bottom right each having L-shape rod at end.
2021.24.1