"Keep Your Head Down, Fritzi Boy." Written and composed by C.W. Murphy and Worton David; published by T. B. Harms and Francis, Day & Hunter, New York, NY. 1918. "The famous trench song of the Canadian, British and American soldiers...." 1 score (7 pp.) : ill. ; 35 cm.
"What Are you Going to Do to Help the Boys?" Written and composed by Gus Kahn and Egbert Van Alstyne; published by Jerome H. Remick & Co., Detroit and New York. 1918. 1 score (4 p.). The cover features Uncle Sam inside a red, white and blue question mark next to the phrase "Buy a Liberty Bond!"