at the Chicago Grant Park(summer 1947), a fifty thousand people audience was present. The critics were enthusiastic:"Lanza was born to sing" all agreed. The next night the audience reached seventy thousand people in spite of rain." -KATHRYN GRAYSON recent letter- "... We heard this glorious voice above all others and Mr. Mayer was very impressed." (Metro Goldwing Meyer) -"Mario's unforgettable national tour in 1951. The tour was nicknamed "The Lanza Bonanza"... -"...was crowded from floor ...