#2806, d. 1973
- Father: Alexey Petrovich Mekhrengin1 b. 1869, d. 1939
- Mother: Varvara Varakina1 d. 1926
- Married Name: Sidirova1
- Marriage: Principal=Georgy Mikhailovich Sidirov1
- Death: 19731
Citations
- Letter, Nadezhda N. Mekhrengina to Josef M. Slajs, 13/04/2004.
