Children |
| 1. COSTO, John Joseph, b. 29 May 1933, Youngstown, Town of Porter, Niagara County, NY d. 3 Jul 2019, Lockport, Niagara County, NY (Age 86 years) |
| 2. COSTO, Mary Margaret, b. Abt 1941, Niagara Falls, Niagara County, NY d. 27 Feb 2021, Niagara Falls, Niagara County, NY (Age 80 years) |
| 3. COSTO, Richard Eugene, b. 7 Nov 1931, Youngstown, Town of Porter, Niagara County, NY d. Mar 2019, Town of Lewiston, Niagara County, NY (Age 87 years) |
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