Cohan, G. M. (George Michael)., Biggers, E. Derr. (1914). Seven Keys to Baldpate: a mysterious melodramatic farce ... Based on the novel, "Seven Keys to Baldpate" by Earl Derr Biggers... New York, N.Y.: S. French.MLA Citation
Cohan, George M. (George Michael), 1878-1942, and Earl Derr Biggers. Seven Keys to Baldpate: a Mysterious Melodramatic Farce ... Based On the Novel, "Seven Keys to Baldpate" by Earl Derr Biggers... New York, N.Y.: S. French, 1914.
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