Schlegel, C. W. (1916). Schlegel's German-American families in the United States: Genealogical and biographical, illustrated (New York editon. Editon de luxe.). New York: The American historical society.

Schlegel, Carl Wilhelm. Schlegel's German-American Families in the United States: Genealogical and Biographical, Illustrated. New York editon. Editon de luxe. New York: The American historical society, 1916.

Schlegel, Carl Wilhelm. Schlegel's German-American Families in the United States: Genealogical and Biographical, Illustrated. New York editon. Editon de luxe. New York: The American historical society, 1916.