Birth October 23, 1905 28 23
Citation details: Page 108
Birth of a sisterSinaida Sergejeff
December 23, 1907 (aged 2 years)
Citation details: Page 108
Death of a paternal grandfatherAhei Sergejevits Sergejeff
1908 (aged 2 years)

Birth of a sisterAnna Sergejeff
December 26, 1909 (aged 4 years)
Citation details: page 109
Death October 25, 1912 (aged 7 years)
Cause of death: Drowning