Event: Gertrude Janssen, Soprano 1959-1960
Carnegie Recital Hall Saturday, November 21, 1959 at 5:30PM
Presenter: Norman J. Seaman (1923–2009)
Event: Gertrude Janssen, Soprano 1956-1957 3 assets
Carnegie Recital Hall Thursday, November 29, 1956 at 8:30PM
Presenter: Ludwig Lustig