Template:Selected anniversaries/June 18: Difference between revisions

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||1905: Per Teodor Cleve dies ... chemist, biologist, mineralogist, oceanographer, and professor. He discovered the chemical elements holmium and thulium and helped isolate helium from the uranium ore cleveite. Pic.
||1905: Per Teodor Cleve dies ... chemist, biologist, mineralogist, oceanographer, and professor. He discovered the chemical elements holmium and thulium and helped isolate helium from the uranium ore cleveite. Pic.


||1907: Professor Alexander Stewart Herschel dies ... astronomer. He did pioneering work in meteor spectroscopy, and worked on identifying comets as the source of meteor showers. The Herschel graph, the smallest non-Hamiltonian polyhedral graph, is named after him. Pic.
||1907: Alexander Stewart Herschel dies ... astronomer. He did pioneering work in meteor spectroscopy, and worked on identifying comets as the source of meteor showers. The Herschel graph, the smallest non-Hamiltonian polyhedral graph, is named after him. Pic.


||1910: Maurice Stevenson Bartlett born ... statistician who made particular contributions to the analysis of data with spatial and temporal patterns. He is also known for his work in the theory of statistical inference and in multivariate analysis. Pic.
||1910: Maurice Stevenson Bartlett born ... statistician who made particular contributions to the analysis of data with spatial and temporal patterns. He is also known for his work in the theory of statistical inference and in multivariate analysis. Pic.
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||1918: Johann Heinrich Graf dies ... mathematician who was rector of the University of Bern and promoter of the Swiss National Library. Pic.
||1918: Johann Heinrich Graf dies ... mathematician who was rector of the University of Bern and promoter of the Swiss National Library. Pic.


||1922: Jacobus Kapteyn dies ... astronomer and academic. Pic.
File:Jacobus Kapteyn.jpg|link=Jacobus Kapteyn (nonfiction)|1922: Astronomer and academic [[Jacobus Kapteyn (nonfiction)|Jacobus Kapteyn]] dies. Kapteyn conducted extensive studies of the Milky Way using photography and statistical methods to determine the motions and distribution of stars, discovering evidence for galactic rotation.


||1926: Allan Sandage born ... astronomer and cosmologist. Pic.
||1926: Allan Sandage born ... astronomer and cosmologist. Pic.

Revision as of 19:12, 18 June 2019