The Cambridge Scientific Instrument Co., LTD. · Cambridge University Press · leaf 54
.. 97.50 0 20 1 Thread Recorder, No. 51U 33 ft. (10 metres) Spirally armoured lead for connecting Pyrometer 1.30 5 6 to Thread Recorder 40 18 6 199.40 c Illume THE F^RY ABSORPTION PYROMETER. This instrument (Fig. 47) which is an improved form of the original Optical Pyrometer of Le Chatelier has… … Fig. 48 a. Fig. 48. Fig. 47. Diagrammatic arrangement of Fery Absorption Pyrometer. Fery Absorption Pyrometer.
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