Co- winner of the 1962 Nobel Prize for Physiology and Medicine for the discovery of DNA. Extremely desirable original signed ballpoint sketch of a DNA strand on a white 5 x 3 card, labeled at the bottom, “DNA,” with a notation of “A-T, G-C,” next to the strand and signed “James D. Watson.” In fine condition. Particularly elusive in uninscribed examples, similar sketches have sold in the past for well over $2,000! Pre-certified PSA/DNA and RRAuction COA.
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