His life period is usually presented as 1792 -- 1870 , however , recent studies by Sophia Tyurina - Mitrokhina extend it , most likely , to 1793 -- 1875 .
Tyurin 's life and work , especially in his later years , was poorly documented .
Tyurin 's life period is usually presented as 1792 -- 1870 , however , recent studies by Sophia Tyurina - Mitrokhina extend it , most likely , to 1793 -- 1875 .
Tyurin 's life and work , especially in his later years , was poorly documented .