The Young Engineers in Arizona; or, Laying Tracks on the Man-killer Quicksand

Dave Darrin After The Mine Layers

The Young Engineers on the Gulf / Or, The Dread Mystery of the Million Dollar Breakwater

Uncle Sam's Boys in the Philippines / or, Following the Flag against the Moros

Dave Darrin's First Year at Annapolis

Uncle Sam's Boys with Pershing's Troops / Dick Prescott at Grips with the Boche