1224

JONAS SALK T.L.S.

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JONAS SALK T.L.S.
<b>1224. JONAS SALK</b> (1914 - 1995) American physician and epidemiologist who developed the first vaccine against poliomyelitis. Good content T.L.S. on his University of Pittsburgh letterhead, 1p. 4to., Pittsburgh, Sept. 1, 1959, to Nathan Slater, President of the NY Chapter of the National Rehabilitation Association, in part: "<i>...I know one can try to do too much only to find he has done too little. That is why some years ago it was necessary for me to make the decision that has enabled me to continue with the work in the laboratory. There are many areas in which I am interested and with which I would like to help but, for the time being at least, any help I can give must come indirectly from that which we are doing...</i>". File holes at left, else very good.<b> $75-100</b>