Color blindness in its relation to railway employees and the public

An edition of Color blindness in its relation to railway employees and the public (1889)

Color blindness in its relation to railway employees and the public

a paper read at the Canadian Institute, Toronto, at the regular meeting, Saturday, Feb. 9th, 1889

By George Sterling Ryerson

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Publish Date

1889

Publisher

J.E. Bryant

Language

eng

Pages

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