The effect of migrations upon death-rates / by Thomas A. Welton.

  • Welton, Thomas A. (Thomas Abercrombie), 1835-1918.
Date:
[1875]
Catalogue details

Licence: Public Domain Mark

Credit: The effect of migrations upon death-rates / by Thomas A. Welton. 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.

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    MIGRATIONS UPON DEATH-RATES. i