Linear Instruments 1200 Pen Plotter

Vintage Rustrak AC/AMP Instrument Chart Recorder Model 107/137

SEALED Roll MM/CM Chart Recorder Paper Houston Instrument Type ECX-100

Bacharach Instrument Company Tempscribe Temperature Chart Recorder USA Untested.

Bacharach Instrument Company Tempscribe Temperature Chart Recorder USA Untested

HOUSTON INSTRUMENT OMNISCRIBE RECORDER 35127-5 CHART RECORDER

Lot of 4 SEALED Rolls MM/CM Chart Recorder Paper Houston Instrument Type ECX-100

Vintage (1962) Chart Recorder, Texas Instruments Mod. PRR 0-1 ma Tested Working