To all who value their sight : a few practical suggestions and illustrations, intended briefly to awaken the attention of every individual to the condition of his sight; and enable him to promote the improvement and preservation of that invaluable faculty / By R.B. Bate.

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To all who value their sight : a few practical suggestions and illustrations, intended briefly to awaken the attention of every individual to the condition of his sight; and enable him to promote the improvement and preservation of that invaluable faculty / By R.B. Bate. Public Domain Mark. Source: Wellcome Collection.