found: Melle, Ullrich. Wahrnehmungsproblem und seine Verwandlung in phänomenologischer Einstellung : Untersuchungen zu den phänomenologischen Wahrnehmungstheorien von Husserl, Gurwitsch, und Merleau-Ponty, 1983:title page (Gurwitsch)
found: LC data base, June 21, 1985(hdg.: Gurwitsch, Aron)
found: Essays in memory of Aron Gurwitsch, 1984:CIP galley (born in Lithuania in 1901; died 1973)
found: Wikipedia, viewed February 6, 2020(Aron Gurwitsch; born January 17, 1901, Vilnius, Vilna Governorate (Russian Empire); died June 25, 1973, in Zurich; American phenomenologist; originally from Lithuania, from a family of Lithuanian Jews (Litvaks))
found: German Wikipedia, viewed February 6, 2020(Aron Gurwitsch; born in Vilna; grew up in Danzig; studied in Berlin and in Frankfurt am Main; obtained his doctorate in 1928 in Göttingen; emigrated to France in 1933 and to the United States in 1940; he taught at Brandeis University from 1948 to 1958; in 1959, he joined the faculty of the New School for Social Research in New York)