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.

Postcard image is a reproduction of Finnish painter Albert Edelfelt's famed portrait "Pasteur Dans Son Laboratoire" [Pasteur In His Laboratory]. The portrait depicts Pasteur in his laboratory at the rue d'Ulm,…

Stamp issued during International Women's Year (1975), depicting Marie Curie, "discoverer of radium," by the former British colony Saint Christopher-Nevis-Anguilla (now called the Federation of Saint Kitts and Nevis.)

Depicts Isaac Newton.

Stamp depicts Boeing 707, chemical apparatus, and heavy oxygen isotopes.

Depicts Antoine Lavoisier, the "creator of modern chemistry."

Stamp issued by the Yemen Arab Republic depicting Persian polymath Avicenna (circa 980 - 1037), also known as Ibn Sina, Abu Ali Sina, and Pur Sina, as well as red roses and the new World Health Organization headquarters…

Stamp depicts measuring instruments.

Depicts Joseph Priestley, often credited for the discovery of oxygen.

Stamp issued by the "Deutsche Reich" government under Nazi rule depicting images associated with the profession of chemistry.

Stamp depicts aspects of chemistry and related sciences. The design depicting a laboratory vessel is illustrative of the scientific equipment used widely for research in the chemical industry. A representative chemical…

Stamp from the inauguration of Democritus Nuclear Research Centre in Agia Paraskevi. Depicts ancient Greek philosopher Democritus and a model of an atom.

Stamp depicts chemical glassware, electron microscope, molecule, and microscopic view of cell.

Stamp depicts aspects of chemistry and related sciences.

Depicts a chemist with test tube and flask, as well as the chemical structure of a carboxyl group.

Cachet, stamp, and postmark depict oil derricks.

Cachet created by Fleetwood depicts "The Chemist" along with ACS logo and the tagline, "Maker of a Better Tomorrow." Stamp issued to commemorate the diamond jubilee of the American Chemical Society. Addressed to and…

Cachet and stamp depict oil pipeline and drilling derricks.

On March 7, 1955, France issued a set of six stamps under the theme "Famous Inventors." One of these stamps featured Sainte-Claire Deville who created metallic aluminum in 1855. Stamp depicts modern uses of aluminum…

First day cover created by Artmaster includes cachet depicting a 3D image of a nonexistent molecule. Stamp depicts chemical glassware. Envelope is signed by Herman S. Bloch, the inventor of the catalytic converter.

Cachet created by ArtCraft depicts a male and female chemist working in a laboratory setting, with text reading, "A Century of Modern Chemistry." Cover signed by Glen Seaborg.

Cachet and stamp depict Claude-Louis Berthollet. Cachet includes text describing Berthollet's contributions to water purification.

Stamp from the series on the Leipzig Spring Trade Fair in 1950. Commemorates first porcelain on the trade fair in 1710.

Depicts cement factory as well as high-rise buildings.

Stamp depicts tapped rubber trees.