unbekannter Gast

Graff, Kasimir#

Graff, Kasimir, b. Próchnowo (Poland), Feb. 7, 1878, d. Breitenfurt (Lower Austria), Feb. 15, 1950, astronomer, professor at the University of Vienna and director of the university planetarium (1945-1948); invented astronomical instruments (sensitometric wedge lightmeter, blue and yellow wedge calorimeter).

Works#

Sternatlas, 1925 (with M. Beyer); Grundriss der Astrophysik, 1928.

Literature#

Almanach der Oesterreichischen Akademie d. Wissenschaften, 1950.