Isaak Portnoj
Isaak Portnoj
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(18881888 Gregorian
1887 Julian
5648 Hebrew - 19771977 Gregorian
1976 Julian
5737 Hebrew, Kirovograd)
(19121912 Gregorian
1911 Julian
5672 Hebrew, Kirovograd - 19871987 Gregorian
1986 Julian
5747 Hebrew)
(March 18, 1915March 18, 1915 Gregorian
March 5, 1915 Julian
Nisan 3, 5675 Hebrew - September 19, 2006September 19, 2006 Gregorian
September 6, 2006 Julian
Elul 26, 5766 Hebrew)
(19171917 Gregorian
1916 Julian
5677 Hebrew - 19771977 Gregorian
1976 Julian
5737 Hebrew)
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