Gilbert Thomas Graf
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William B. Showalter
1848-1916
1848-1916
Missouri Keller
1850-1935
1850-1935
William Russell Showalter
1880-1947
1880-1947
Anna Louise Thimmes
1883-1960
1883-1960
Lillian R. Showalter
1905-1976
1905-1976