From 1931 he lived in Berlin. From 1939 to 1942 he was editor-in-chief of the Allgemeine deutsche Musikzeitung and from 1940 to 1943 chief press officer of the Berliner Philharmoniker.[2] He wrote books about music and musicians and wrote reviews for music magazines. His most famous work is the "Ullstein-Lexikon der Musik", which first appeared in 1957 as the "Lexikon der Musik" and has since been published under various titles in several new editions and revisions.
Maria Meneghini-Callas oder Die grosse Primadonna. Rembrandt, Berlin 1959. 2nd edition under the title Maria Callas oder Die Primadonna. 1962.
Kleine Musikgeschichte für die Jugend. Weiss, Berlin-Schöneberg [1959]. New edition [1979], ISBN3-8036-0138-X. Revised edition: Zimmermann, Frankfurt am Main um 1984, ISBN3-921729-21-1.
(editor): Ferenc Fricsay. Ein Gedenkbuch. Rembrandt, Berlin 1964.
Ullstein Musiklexikon. Ullstein, Berlin 1965 (new edition of Lexikon der Musik).
Magie der Oper. Ullstein, Frankfurt am Main 1970.
Ullstein-Lexikon der Musik. Ullstein, Frankfurt am Main 1971 (earlier Ullstein Musiklexikon bzw. Lexikon der Musik). New editions 1973, 1974, 1976, ISBN3-550-06012-2.
Das Lexikon der Musik. Ullstein, Frankfurt am Main/Berlin/Wien 1979 (earlier Ullstein-Lexikon der Musik).
Das neue Ullstein-Lexikon der Musik. Ullstein, Frankfurt am Main 1989. Updated edition: 1993, ISBN3-550-06523-X.