Co-recipient of the Nobel Prize in Physiology or Medicine (1987), he signed
this First Day Cover honoring Emily Bissell, crusader against TB.
First Day Cover signed: "Werner Arber", 6½x3½. FDC honoring Emily
Bissell Crusader Against Tuberculosis, 15-cent stamp affixed, postmarked
Wilmington, Delaware, May 31, 1980, FIRST DAY OF ISSUE. Swiss scientist Arber,
of the University of Basel, shared the 1987 Nobel Prize for Physiology or
Medicine with Americans Daniel Nathans and Hamilton Smith "for the
discovery of restriction enzymes and their application to problems of molecular
genetics." These discoveries will aid in
preventing or treating malformations, hereditary diseases and cancer. Fine
For more documents by these signers click the names below:
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