Shirley Balzarine Born 10 Nov 1903 Died 30 Aug 1996 Last Known Residence Sonoma, CA Card Issued New York
I could not find Paul or Frank Balzarine in the SSDI.
1930 census, Manhattan, NY: Peter Delucas, age 40, b. Italy Victa Delucas, age 47, b. Italy Rose Balzarine, age 50, b. NY Paul Balzarine, age 29, b. NY Alfred Balzarine, age 27, b. NY Beatrix Balzarine, age ?, b. NY Ralph Balzarine, age 23, b. NY Alvina Balzarine, age 16, b. NY
1925 state census, New York, New York: Paul Balzarine, age 24, b. NY
You could order Shirley's application for Social Security - should have place of birth and parents' names.