World’s Story Volume XIV: An Outline of Universal History By: Karl Ploetz

World’s Story Volume XV: The World War By: Horatio W. Dresser

Wrong of Slavery, the Right of Emancipation, and the Future of the African Race in the United States By: Robert Dale Owen

Yellow Butterflies By: Mary Raymond Shipman Andrews

Yellowstone Expedition of 1870 By: Gustavus Cheyney Doane

Young Carthaginian By: George Alfred Henty

Young Folks' Treasury, Volume 6 - Famous Travels & Adventures By: Hamilton Wright Mabie

Zorra Boys at Home and Abroad, or, How to Succeed By: William Alexander MacKay

“The Flu”: A Brief History of Influenza in U. S. America, Europe, Hawaii By: A. Mouritz