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Credit
Turner and Mulready : the effect of certain faults of vision on painting, with especial reference to their works. The real and ideal in portraiture. The deterioration of oil paintings : three lectures / by R. Liebreich. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.