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hydrogen atom & Niels Bohr

  • Colnect-1644-590-Bohr-Niels.jpg
  • Colnect-156-318-Bohr-Niels.jpg
  • Colnect-3939-732-Bohr-Niels.jpg
  • Colnect-4548-245-Bohr-Niels.jpg
Short desc: hydrogen atom & Niels Bohr


Things in this design:
person Niels Bohr

This design is used by 4 stamps: (See all uses as list)
Denmark 11/21/1963 35o redbrn issue=Bohr theory 50th
Denmark 11/21/1963 60o dkbl issue=Bohr theory 50th
Greenland 11/21/1963 35(o) redbrn issue=Bohr theory 50th
Greenland 11/21/1963 60o dkbl issue=Bohr theory 50th

All are perf=12.75






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