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Ernst Ruska & electron microscope

  • Colnect-4606-664-Ernst-Ruska-Inventor-of-the-Electron-Microscope.jpg
Short desc: Ernst Ruska & electron microscope


Things in this design:
person Ernst Ruska
manufacture electron microscope

This design is used by 1 stamp:
Romania 9/24/1999 17000L issue=20th Century perf=13.25






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