1970
Gerdts, William H., Dr. and Mrs., 1941
Gerdts, William H., Dr. and Mrs., 1814
Gerdts, William H., Dr. and Mrs., 1971
Apex Novelties, 1969
Gerdts, William H., Dr. and Mrs., 1855
Gerdts, William H., Dr. and Mrs., 1884
Gerdts, William H., Dr. and Mrs., 1852
Gerdts, William H., Dr. and Mrs., 1886
Gerdts, William H., Dr. and Mrs., 1846
Robert Crumb, 1968
Gerdts, William H., Dr. and Mrs., 1875
Gerdts, William H., Dr. and Mrs., 1972
