描述
Signed official card (with preprinted text), 5,5 x 3,5 inch, Freiburg i.B., signed and inscribed in dark ink "Freiburg i.B. [...] - Prof. H. Spemann", attractively mounted (removable) for fine display with a photograph, shows Hans Spemann seated at a desk (altogether 8,25 x 11,75 inch), with browning, and stamp remnants - in fine to very fine condition.
有关该人的更多信息
Profession:
(1869-1941) German embryologist who was awarded a Nobel Prize in Physiology or Medicine in 1935 for his discovery of the effect now known as embryonic induction.
Year of Birth: 1868
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