Stephen Koschal ~ Quality Autographs & Signed Books Serving Collectors, Libraries, Institutions, Autograph Galleries and Dealers with Autographs and Signed Books in all Fields of Collecting Since 1967. 7155 Sand Crest View, Colorado Springs, CO 80923 USA ~ Phone (561) 315-3622 ~ skoschal@aol.com

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Developed a Vaccine for the Prevention of Polio SALK, Jonas  (1914-1995).  American physician; developed a vaccine for the prevention of polio (1954). Director of the Salk Institute for Biological Studies.  During his last years he spent much time working on a cure for Aids. Fine full signature on a card. Ample margins for matting and framing...................SOLD

Stephen Koschal ~ Quality Autographs & Signed Books Serving Collectors, Libraries, Institutions, Autograph Galleries and Dealers with Autographs and Signed Books in all Fields of Collecting Since 1967. 7155 Sand Crest View, Colorado Springs, CO 80923 USA ~ Phone (561) 315-3622 ~ skoschal@aol.com