(James) (Clerk) (Maxwell) returned 4 hits

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Author: James Clerk Maxwell (1831-1879)
Invention of the trichromatic process for making color photographs, by taking three monochrome images through red, green and blue filters
Category: Technology
Authors: James Cowles Pritchard (1786-1848) & Alexander Keith Johnston (1804-1871)
Ethnographic maps showing distribution of ethnic groups throughout the world
Category: Cartography
Authors: John Southern & James Watt (1736-1819)
Automatic recording of bivariate data (pressure vs. volume in steam engine) "Watt Indicator,'' (invention kept secret until 1822)
Category: Technology
Author: James Joseph Sylvester (1814-1897)
The term "graph'' introduced, referring to diagrams showing analogies between the chemical bonds in molecules and graphical representations of mathematical invariants (also coined the term "matrix'')
Category: Statistics & Graphics