Depicts Wilhelm Conrad Röntgen, awarded the first Nobel Prize in Physics for the discovery of X-rays, along with an X-ray tube and an atom.
Cachet shows the Curie laboratory in Paris, and stamps depict Marie Curie with a bowl of radium.
- Artist Autier, Ph. and Pheulpin, Jean
- Engraver Pheulpin, Jean
- Subject Chemists, Postmarks, France, Women in science, Commemorative postage stamps, Physicists, Postage stamps, Nobel Prize winners, Women chemists, Women scientists, Women physicists, Women physical scientists, Women in chemistry, Cachets (Philately), Curie, Marie, 1867-1934, Science on postage stamps, Postcards, and Women in physics
Postcard with Yemen postage stamp commemorating the inauguration of new World Health Organization offices
Stamp issued by the Yemen Arab Republic depicting Avicenna, red roses, and the new World Health Organization headquarters in Geneva completed in 1966.
Depicts Louis Jacques Thénard, French chemist and the founder of the Charitable Society of the Friends of Science.
- circa 1943
Depicts Antoine Lavoisier, the "creator of modern chemistry."