描述
FDC (Crick) & card signed, 6,5 x 3,75 inch (FDC) 5 x 3 inch, official First Day of Issue cover honoring Dr. Charles R. Drew (postmarked Washington D.C., June 3, 1981), signed by both in dark ink "James D. Watson" & "Francis Crick", attractively mounted (removable) for display with a photograph, shows James Watson and Francis Crick as molecular biologists (altogether 11,75 x 16,5 inch), in very fine condition. Accompanied by the corresponding reply letter from MRC (for Crick).
有关该人的更多信息
Profession:
(1928-, Watson) & (1916-2004, Crick) American molecular biologists - they discoverered the structure of DNA
Year of Birth: 1928
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