PROF. CHARLES TANGL, of the University of Budapest, died on January 10 in his seventy-first year. He received his early training in physics at the University of Budapest, where he was student, and later assistant and collaborator of Prof. Eotvos. He was appointed in 1901 as Privat-Dozentand in 1903 as professor of experimental physics at the University of Kolozsvar. In 1917 he became professor of physics at the Polytechnic in Budapest, and in 1921 he succeeded Eotvos in the chair of experimental physics at the University of Budapest. He was a member and president of Section III of the Hungarian Academy of Science.