Double microscope furnished with a micrometer
Date
2 May 1698
Creator
Unknown, Artist
Object type
Archive reference number
Manuscript page number
p3
Material
Dimensions
height (page): 308mm
width (page): 194mm
width (page): 194mm
Subject
Content object
Description
Drawing of a double microscope furnished with a micrometer. The letter containing this image discusses how to use this for the exact measuring of mercury in a weather glass. Drawing in letter from Stephen Gray to Hans Sloane dated at Canterbury, 2 May 1698. The letter was read to the Royal Society on 4 May 1698. This image was printed in Philosophical Transactions of the Royal Society, vol. 20, no. 240 (May 1698), pp. 176-78.
Object history
4 May 1698, 'A letter from Mr Stephen Gray was read giving an account of a contrivance of his for a microscope to view the minute varietys of ye barometer' (JBO/10/67).
Fig. 6, A double microscope furnished with a micrometer, in Stephen Gray, ‘A way of measuring the height of the mercury in the barometer more exactly’, Phil. Trans. vol. 20, no. 240 (May 1698), pp. 176-78.
Fig. 6, A double microscope furnished with a micrometer, in Stephen Gray, ‘A way of measuring the height of the mercury in the barometer more exactly’, Phil. Trans. vol. 20, no. 240 (May 1698), pp. 176-78.
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Associated place