I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, — Edward Jenner

I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, there will be no more smallpox.

— Edward Jenner

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