Ruth Fielding at the War Front; or, The Hunt for the Lost Soldier
Ruth Fielding at Snow Camp; Or, Lost in the Backwoods
Ruth Fielding at Lighthouse Point; or, Nita, the Girl Castaway
Ruth Fielding At College; or, The Missing Examination Papers
Ruth Fielding at Briarwood Hall; or, Solving the Campus Mystery
Ruth Fielding and the Gypsies; Or, The Missing Pearl Necklace
Ruth Erskine's Son
Ruth Arnold
Ruth
Rustic Speech and Folk-Lore
Rustic Chivalry (Cavalleria Rusticana): Melodrama in One Act
Rustic Carpentry
Russia's Part in the World War
Russian Silhouettes: More Stories of Russian Life
Russian Roulette: Russia's Economy in Putin's Era
Russian Rambles