Miniature platinum resistance thermometer, one of three, by Rosemount Engineering Company Limited, E10-005, 80 PF 4F, E13050, Minneapolis, Minnesota, United States c.1978. Three minature platinum resistance thermometers, 20th century.
Very large alcohol thermometer about 1.5 metres long, ungraduated, used in "Refrigeration" exhibition in 1932 Very large alcohol thermometer about 1.5 metres long