Alexander Blackstone Irwin
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- 1  Alexander Blackstone Irwin [1]  b. 7 Feb 1814 d. 2 Sep 1894
  Jane Broadwell  b. Abt 1817 d. 3 Jan 1893
- 2  James Henry (Harry) Irwin [1.1]   
 b. Abt 1856  
                 - 2  Adah Rachel Irwin [1.2]   
 b. 16 Apr 1859 d. 9 Feb 1948
                    
  James Oscar Claspill  b. 1853 d. 21 Jan 1891
- 3  Irwin James Claspill [1.2.1]   
 b. 5 May 1885 d. 6 Feb 1958
                                 
- 3  Irwin James Claspill [1.2.1]   
 
 - 2  Maggie Stella Irwin [1.3]   
 b. Abt 1862  
                 
- 2  James Henry (Harry) Irwin [1.1]   
 
 
