"Thermophil" electronic thermometer type 4411
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"Thermophil" electronic thermometer type 4411 no.09251 scale 14 to 230 degree fahrenheit in three ranges, with thermocouple probe type H10AO no.62370 for -10 to 110 degree centigrade in three ranges, all in leather case, made by Ultrakust and supplied by Headland Engineering Developments Ltd., 45-46 Lower Marsh, London SE1
