Lot 389
Salk, Jonas, Charles P. Steinmetz, and William Bradford Shockley. 1. Salk, Jonas. Signed Photo ("Jonas Salk"). Black and white, 8 x 10", n.p., n.d. In black ink. In very good condition. 2. Steinmetz, Charles P. Check Signed ("Charles P. Steinmetz"). Partially printed, accomplished in autograph. 6¼ x 2¾", Schenectady, New York, June 1, 1907. The check is drawn on an account at The Schenectady Trust Company and made payable to "J. V. Vrooman's Sons" in the amount of $51.20. Date stamp recto, stamped cancelling verso. Loss at the lower left corner, printed slightly off-center. 3. Shockley, William Bradford. FDC Signed ("W=Shockley"). One page, 6½ x 3½", New York, July 10, 1973. Being a First Day Cover honoring 25 years of transistor technology. In black ink. Fine. Overall the group is in very good condition.
With revolutionary breakthroughs, these three scientists have made some of the most important discoveries of the 20th century -- Salk developed the first polio vaccine, Steinmetz is responsible for over 200 inventions, with improvements to both motors and generators, and Shockley won a Nobel Prize for his involvement in the development of the transistor.
Estimated Value $250 - 350.
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| Realized $144 |
