Blass Mastanich died on November 5, 1961 in Los Angeles County, California. Born in Yugoslavia on December 6, 1883, he lived to be 77 years, 10 months, 30 days old.
His mother's maiden name was Sapro. His Social Security Number was 562-01-4840.
Researching Blass Mastanich's family?
Look up living relatives, addresses, phone, and family history on Spokeo.
Search Now