Additional data from member contributors
BillionGraves.com record for Иван Фролович Казаков (17 July 1893 - 2 June 1972), BillionGraves Record Чувашское Бурнаево | Chuvashskoye Burnaevo, Chuvashskoye Burnaevo, Alkeevskiy rayon, Respublika Tatarstan, Russia, Europe