Note 226 — Chapter XXVIII · INTRODUCTION OF VACCINATION TO THE UNITED STATES.
Reading edition
“It was Dr. Lettsom who first sent the Vaccine Lymph across the Atlantic, and consigned it to the fostering care of his friend Dr. Waterhouse.”—Pettigrew’s Life of Lettsom, vol. i. p. 121. “Dr. Waterhouse at length succeeded in getting some Cowpox matter from Dr. Haygarth of Bath, who forwarded it from Bristol.”—Baron’s Life of Jenner, vol. i. p. 386.