1875
Gerdts, William H., Dr. and Mrs., 1820
Gerdts, William H., Dr. and Mrs., 1867
Gerdts, William H., Dr. and Mrs., 1903
Gerdts, William H., Dr. and Mrs., 1761
Gerdts, William H., Dr. and Mrs., 1909
Gerdts, William H., Dr. and Mrs., 1970
Gerdts, William H., Dr. and Mrs., 1971
Gerdts, William H., Dr. and Mrs., 1968
Gerdts, William H., Dr. and Mrs., 1975
