Gertrude Williamson White
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- 1 Gertrude Williamson White [1]
- John Montgomery Irvine b. 4 Mar 1903 d. 1996
- 2 John Montgomery Irvine, IV [1.1] b. 31 May 1928 d. 1 Sep 2018
- 2 John Montgomery Irvine, IV [1.1]