Pianists - Program Lot 1946-1952 playbills opera was honorary conductor of the

was honorary conductor of the Crystal Palace choir & orchestra society

inside there is a full page announcing an upcoming concert by Bronislaw Huberman on March 6th

shown together with Domingo and Villazon

Concert with Felix Weingartner conducting Berlin Philharmonic Orchestra

Pianists - Program Lot 1946-1952 playbills opera was honorary conductor of theGroup of 6 full programs from Teatro Colon, Buenos Aires, Argentina, performances by famous pianists: Alfred Cortot (1 program, 1952), William Kapell (2 programs, 1946), Rudolf Firkusny (1 program, 1947), Witold Malcuzynski (1 program, 1949), Grant Johannessen (1 program, 1952).