1777–1850
Gerdts, William H., Dr. and Mrs., 1800
Gerdts, William H., Dr. and Mrs., 1971
Gerdts, William H., Dr. and Mrs., 1855
Gerdts, William H., Dr. and Mrs., 1970
Gerdts, William H., Dr. and Mrs., 1968
Gerdts, William H., Dr. and Mrs., 1969
Gerdts, William H., Dr. and Mrs., 1866
