Families of Antebellum Missouri
James Alfred Irwin

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- 1 James Alfred Irwin [1] b. 20 Jun 1870 d. 24 Mar 1955
Sophie Louise Gerhardt
- 2 Earl Augustus Irwin [1.1]
b. 27 Nov 1908 d. 9 Nov 1996
Mary Frances Dunaway
- 3 Sandra Sue Irwin [1.1.1]
b. 24 Aug 1943
- 3 Sandra Sue Irwin [1.1.1]
- 2 Earl Augustus Irwin [1.1]