Pyotr Tkachev was born in 1844.
Mikhail Tkachev was born on 1912-11-10.
Sergey Tkachev was born on April 2, 1965.
Pyotr Pakhtusov was born in 1800.
Mikhail Tkachev died on 2008-12-10.
Pavel Tretyakov died on December 16, 1898 at the age of 65.
Pyotr Koshevoy was born in 1904.
Pyotr Pochinchuk was born in 1954.
Pyotr Zinchenko was born in 1903.
Pyotr Papkov was born in 1772.
Pyotr Gorlov was born in 1839.
Pyotr Vershigora was born in 1905.
Pyotr Krenitsyn was born in 1728.