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Paul Karrer & Vitamin A

  • Colnect-141-294-Paul-Karrer-1889-1971-biochemist--amp--vitamin-A-formula.jpg
  • Colnect-5220-020-Paul-Karrer.jpg
Short desc: Paul Karrer & Vitamin A


Things in this design:
person Paul Karrer
other Vitamin A

This design is used by 2 stamps: (See all uses as list)
Sweden 11/13/1997 7kr issue=Nobel Prize
Switzerland 11/13/1997 90(c) issue=Nobel Prize perf=13.25