Report of the fourth international ophthalmological congress, held in London, August, 1872 : published by a committee composed of G. Critchett ... [et al.] ; the papers arranged, and the text and translations revised by Henry Power.

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Report of the fourth international ophthalmological congress, held in London, August, 1872 : published by a committee composed of G. Critchett ... [et al.] ; the papers arranged, and the text and translations revised by Henry Power. Public Domain Mark. Source: Wellcome Collection.