1976 Death Aleksey Vasilyevich Sorokin, Russian cosmonaut, dies at 44 1968 Death Pitirim A Sorokin, Russian/US sociologist, dies at 79 1931 Birthday Aleksey Vasilyevich Sorokin, Russian cosmonaut 1889 Birthday Pitirim A. Sorokin, Russian/US sociologist, Social mobility
