The Mystery at Putnam Hall: The School Chums' Strange Discovery

The Rover Boys in the Jungle / Or, Stirring Adventures in Africa

The Rover Boys on the Ocean / Or, a chase for a fortune

The Rover Boys Under Canvas / or The Mystery of the Wrecked Submarine

The Rover Boys in the Air / From College Campus to the Clouds

The Rover Boys on Snowshoe Island / or, The Old Lumberman's Treasure Box

The Rover Boys on the Farm / or Last Days at Putnam Hall

The Rover Boys on the Great Lakes / Or, the secret of the island cave

The Rover Boys on Treasure Isle / Or, The Strange Cruise of the Steam Yacht

The Rover Boys In The Mountains / Or, A Hunt for Fun and Fortune

Young Captain Jack / The Son of a Soldier