Waterhouse Benjamin (1754-1846)

Waterhouse, Benjamin (1754-1846), Large clipped signature with printed broadside, undated, the broadside listing the procedures to follow when undergoing the Kine Pock Inoculation [1809], framed with portrait, signature slip 1 1/4 x 4 1/4 in. , (some bleed through on slip, broadside with right margin crease). Note: Waterhouse was a pioneer in the field of disease prevention and tested the first smallpox vaccine in the United States on his children. He was the first Professor of Physics at Harvard University. some bleed through on slip, broadside with right margin crease