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Chemistry - chemical instruments with descriptions of chemical phenomena. Coloured engraving by J. Emslie, 1850 -
Methods of Ascertaining The Longitude by John Emslie - 1850 -
The Comparative Height of Various Mountains by John Phillips Emslie - 1851 -
A New Elucidation of Colour by James Sowerby (1757-1822) - 1909 -
Sanitary and social chart of the Fourth Ward of the City of New York - 1864 -
George Mayerle's International Eye Test Chart - 1907