Siglo 20

Girls of the Morning-Glory Camp Fire

Hornibrook, Isabel

The Camp Fire Girls at Driftwood Heights

Sanderson, Margaret Love

Mark Tidd: His Adventures and Strategies

Kelland, Clarence Budington

The Beloved Children's Book Classics of Gene Stratton-Porter

Stratton-Porter, Gene

The Treasure of the "San Philipo"

Westerman, Percy F.

The Bobbsey Twins in Washington

Hope, Laura Lee

The Ranch Girls at Boarding School

Vandercook, Margaret

The Sapphire Signet

Seaman, Augusta Huiell

The Boy Scout Explorers at Treasure Mountain

Palmer, Don

The Boy Inventors' Diving Torpedo Boat

Bonner, Richard

Dorothy Dale in the West

Penrose, Margaret

Among the River Pirates

Fitzhugh, Percy Keese

A Hoodoo Machine; or, The Motor Boys' Runabout No. 1313

Matthews, Stanley R.

The Mercer Boys on a Treasure Hunt

Wyckoff, Capwell

The Boy Inventor's Wireless Triumph

Bonner, Richard

Dick Hamilton's Touring Car; Or, A Young Millionaire's Race For A Fortune

Garis, Howard Roger

The River Motor Boat Boys on the Columbia; Or, The Confession of a Photograph

Gordon, Harry

Motor Matt Makes Good; or, Another Victory For the Motor Boys

Matthews, Stanley R.

The River Motor Boat Boys on the Colorado; Or, The Clue in the Rocks

Gordon, Harry

The Young Oarsmen of Lakeview

Stratemeyer, Edward

The Boy Scouts for Home Protection

Shaler, Robert

The Brownie Scouts at Windmill Farm

Wirt, Mildred A.

The Boy Scouts at Mobilization Camp

Shaler, Robert

Motor Matt's Make-and-Break; or, Advancing the Spark of Friendship

Matthews, Stanley R.