Oscar W. Ritchie died on 1967-06-16.
Robert Welles Ritchie was born on June 17, 1879, in Quincy, Illinois, USA.
Oscar W. Ritchie has written: 'Sociology of childhood' -- subject(s): Socialization, Child study, Child development
Oscar W. Swift died in 1940.
Oscar W. Hagen died in 1945.
Oscar W. McConkie died in 1966.
Oscar W. Newman died in 1928.
Oscar W. Gillespie died on 1927-08-23.
Branson W. Ritchie has written: 'Avian Medicine'
Oscar W. Swift was born in 1869.
Oscar W. Greenberg was born in 1932.
Oscar W. Hagen was born in 1884.
Oscar W. McConkie was born in 1887.