July 1944
Watts, May Theilgaard
1943
1940 – 1960
1940s
1970s
Hart, Nancy
1997
1987
1976
1980
20th century
1990
1967
1989
1968 – 1969
1990s
Botts, Timothy R.
1964 – 1965
Chirpe, Rodney.
1992
1994
1975 – 1981
1975