Researches on colour-blindness : with a supplement on the danger attending the present system of railway and marine coloured signals / by George Wilson.
- George Wilson
- Date:
- 1855
Licence: Public Domain Mark
Credit: Researches on colour-blindness : with a supplement on the danger attending the present system of railway and marine coloured signals / by George Wilson. Source: Wellcome Collection.
Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.
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