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Netreba Konstantin Fyedorov 1852
	Father:   Nyetryeba Fyedor Konstantinov 1821
	Mother:
	Place of birth:  M.Yanisol`
	Family: Unknown parent Alyeksandra Konstantinova (Murza) 1880 Fyeodor Konstantinov 1884-1885 Ivan Konstantinov 1886 Lyubov` Konstantinova (Kostanda, Balaban) 1889 Vyera Konstantinova (Kostanda) 1892

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