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Chemical Tube Colour Vision Test
COLOUR VISION TESTS
colour vision test
Roberts, Charles
Europe: United Kingdom, England
Late 19th c.
chemicals

Set of 22 test-tubes containing various coloured chemicals for colour vision testing, e.g. Iodine of Mercury, Carmine etc. Cork stoppers. (One tube empty with no stopper).


1999.3907

Gift of Dr R. S. Clay, 1935



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