LISTA DE A-Z
World’s Story Volume VII: Germany, the Netherlands and Switzerland
Eva March Tappan
World’s Story Volume VIII: Norway, Sweden, Denmark, Iceland, Greenland and the Search for the Poles
Eva March Tappan
World’s Story Volume VI: Russia, Austria-Hungary, the Balkan States and Turkey
Eva March Tappan
World’s Story Volume V: Italy, France, Spain and Portugal
Eva March Tappan
World’s Story Volume X: England, Scotland, Ireland and Wales
Eva March Tappan
World’s Story Volume XI: Canada, South America, Central America, Mexico and the West Indies
Eva March Tappan
World’s Story Volume XIII: The United States
Eva March Tappan
World’s Story Volume XII: The United States
Eva March Tappan
World’s Story Volume XIV: An Outline of Universal History
Karl Ploetz
World’s Story Volume XV: The World War
Horatio W. Dresser
Worlds Within Worlds: The Story of Nuclear Energy, Volumes 1-3
Isaac Asimov
World That Couldn't Be
Clifford D. Simak