Description
Signed First Day Cover, 6 x 3,5 inch, (Bonn), (9.08.1979), signed in black felt tip "Martin L. Perl", in very fine condition.
Further Information on the person
Profession:
(1927-2014) American physicist who won the Nobel Prize in Physics in 1995 for his discovery of the tau lepton.
Year of Birth: 1927
Certificate of authenticity
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