Credit: © The Royal Society
Image number: RS.10045
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Colours in layers of mica and glass
Date
1807
Creator
James Sowerby (1757 - 1822, British) , Naturalist
Object type
Library reference
Tracts/X40/21
Material
Technique
Dimensions
height (print): 258mm
width (print): 208mm
width (print): 208mm
Subject
Description
Colours observed within layers of mica (figures a-f) with concentric circles of sixteen colours based upon Isaac Newton’s observation of colours produced at the contact of two telescope object-glasses (figure g).
Plate 1 from the monograph A new elucidation of colours, original prismatic, and material; showing their coincidence in three primitives, yellow, red and blue..., by James Sowerby (London, Richard Taylor and Co., 1809). Inscribed “Tab.1” top right and “Oct.1.1807.Publish’d by Jas. Sowerby London.”
Plate 1 from the monograph A new elucidation of colours, original prismatic, and material; showing their coincidence in three primitives, yellow, red and blue..., by James Sowerby (London, Richard Taylor and Co., 1809). Inscribed “Tab.1” top right and “Oct.1.1807.Publish’d by Jas. Sowerby London.”
Associated place