Cambridge and Paul Instrument Company CO2 drum chart recorder

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Cambridge and Paul Instrument Company CO2 drum chart recorder

25.00
Quantity:
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This instrument recorded CO2 measurements on to a chart wrapped around a drum. It was made by Cambridge and Paul Instrument Company around 1920. Cambridge Scientific Instrument Company took over R.W. Paul Instrument Company of London in 1919 and changed its name to Cambridge and Paul Instrument Company. It was later shortened to Cambridge Instrument Company.

Several people can adopt this object. You can make it exclusive by purchasing all five adoptions.