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Title: George James Symons type thermometer, [Go to resource]
Description: Modified Symons earth thermometer, by Hicks, with iron tube. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: earth thermometer Temporal: 1917 Source: Science Museum Creator: Kew Observatory Identifier: 1921-274 Go to resource More Like this...-
Minimum fahrenheit thermometer, spirit-in-glass,…Minimum fahrenheit thermometer, spirit-in-glass, on…
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