Joseph Stephen Halko
1930 - 1975 (44 years)(
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- 1 Joseph Stephen Halko [1] b. 21 Sep 1930 d. 21 Jan 1975
- Catherine R. Best b. 1928 d. 7 Apr 2017
- 2 Thomas E. Halko [1.1] b. 9 Nov 1959 d. 15 Dec 1997
- 2 Halko [1.2]
- 2 Halko [1.3]
- 2 Thomas E. Halko [1.1]