Summary
Terrestrial radiation thermometer, made by Negretti & Zambra, London. Range - 10 to +130 degrees Farhenheit. Used at Melbourne Observatory.
Physical Description
Length 12 1/2 inches. Tube protected by outer glass sheath. Bulb of normal glass with stem and sheath of British lead glass; tube filled with rectified spirits of wine and fitted with black glass index. Divided on the stem in single degrees and figured every 10 degrees.
More Information
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Collection Names
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Collecting Areas
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Acquisition Information
Transfer from Melbourne Observatory, 1945
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Maker
Negretti & Zambra, London, Middlesex, England, Great Britain
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User
Melbourne Observatory, South Yarra, Greater Melbourne, Victoria, Australia
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Inscriptions
Tube marked 'NEGRETTI & ZAMBRA, LONDON. C. 162'
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Brand Names
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Classification
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Category
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Discipline
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Type of item
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Overall Dimensions
40 cm (Length), 3.8 cm (Width), 3.8 cm (Height)
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Keywords
