‘Complementary combinations’
Date
1875
Creator
Thomas Kell (British) , Lithographer
Object type
Library reference
R61391
Material
Technique
Dimensions
height (print): 288mm
width (print): 150mm
width (print): 150mm
Subject
Description
Colour wheel, showing captioned shaded spots to be used as a visual guide in the chemical analysis of specimens subjected to intense heat.
Plate 3 in the book Pyrology, or fire chemistry…, by William Alexander Ross (E & F N Spon, London, 1875).
In associated text, the author states: ‘The analysis of inorganic substances – whether effected by means of fire…is in great measure effected by the operator’s discrimination of colour..’
Inscribed above: ‘COMPLEMENTARY COMBINATIONS Plate III. Inscribed below: ’LONDON – E. & F. N. SPON, 48, CHARING CROSS. Thomas Kell, Lith.40, King Street, Covent Garden.’
William Alexander Ross, (fl.1850-1870s) British soldier, was not a Fellow of the Royal Society.
Plate 3 in the book Pyrology, or fire chemistry…, by William Alexander Ross (E & F N Spon, London, 1875).
In associated text, the author states: ‘The analysis of inorganic substances – whether effected by means of fire…is in great measure effected by the operator’s discrimination of colour..’
Inscribed above: ‘COMPLEMENTARY COMBINATIONS Plate III. Inscribed below: ’LONDON – E. & F. N. SPON, 48, CHARING CROSS. Thomas Kell, Lith.40, King Street, Covent Garden.’
William Alexander Ross, (fl.1850-1870s) British soldier, was not a Fellow of the Royal Society.
Associated place