描述
Signed First Day Cover, 6,5 x 3,5 inch, signed and dated in dark ink "Roger Sperry - 2/25/82", attractively mounted (removable) for fine display with a photograph, shows Sperry in a close-up portrait (altogether 8,25 x 11,75 inch), in very fine condition.
有关该人的更多信息
Profession:
(1913-1994) Neuropsychologist, neurobiologist and Nobel laureate who, together with David Hunter Hubel and Torsten Nils Wiesel, won the 1981 Nobel Prize in Physiology and Medicine for his work with split-brain research.
Year of Birth: 1914
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