ALLESANDRO VOLTA ~~ THE INVENTOR OF THE BATTERY
SENDING METAL “PLATES” OR COMPONENTS OF HIS ‘VOLTAIC PILE’ TO A SCIENTIFIC COLLEAGUE!
VOLTA, ALLESANDRO (1745-1827) Italian physicist, chemist and pioneer of electricity research; best known for the development of the first electric cell [battery] in 1800. Exceptional Autograph Letter Signed, “A. Volta”, in Italian. One full page, quarto. Milano, April 14, 1813.
DR. BENJAMIN WATERHOUSE. — A VERY RARE AUTOGRAPH LETTER SIGNED FROM THE PIONEER OF VACCINATION IN THE UNITED STATES — HE HELPED ERADICATE SMALL POX
WATERHOUSE, BENJAMIN. (1754-1846). American physician; co-founder and professor of Harvard Medical School; known for being the first doctor to test the smallpox vaccine in the United States, which he carried out on his own family. Very rare Autograph Letter Signed, “Benjn. Waterhouse”. One full page, quarto. Cambridge, January 5, 1799. Very fine condition.