Does vaccination prevent smallpox? : a lesson taught from the Gloucester epidemic / by C.R. Drysdale.

  • Drysdale, Charles R. (Charles Robert), 1829-1907.
Date:
1896

Licence: Public Domain Mark

Credit: Does vaccination prevent smallpox? : a lesson taught from the Gloucester epidemic / by C.R. Drysdale. Source: Wellcome Collection.

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