Children |
| 1. Herman Helfrich, b. 17 Mar 1903, Pittsburgh, Allegheny County, Pennsylvania, USA , d. 30 Jul 1947, Pittsburgh, Allegheny County, Pennsylvania, USA (Age 44 years) |
| 2. William Adam Helfrich, b. 7 May 1904, Pittsburgh, Allegheny County, Pennsylvania, USA , d. 4 Aug 1958, Pittsburgh, Allegheny County, Pennsylvania, USA (Age 54 years) |
| 3. Harry John Helfrich, b. 17 Nov 1906, Pittsburgh, Allegheny County, Pennsylvania, USA , d. 3 Mar 1956, Kennedy Township, Allegheny County, Pennsylvania, USA (Age 49 years) |
| 4. Gertrude Helfrich |
| 5. Clarence Jacob Helfrich, b. 15 Jan 1914, Pittsburgh, Allegheny County, Pennsylvania, USA , d. 24 Mar 1948, Pittsburgh, Allegheny County, Pennsylvania, USA (Age 34 years) |
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