14 books
Prehistoric Man and Beast (Classic Reprint)
Creatures of Other Days (Classic Reprint)
Creatures of Other Days (Large Text Classic Reprint)
Extinct Monsters
The Living Rulers of Mankind
The Living Races of Mankind; A Popular Illustrated Account of the Customs, Habits, Pursuits, Feasts and Ceremonies of the Races of Mankind Throughout the World
Marriage Customs in Many Lands
Creatures of Other Days
Extinct Monsters; A Popular Account of Some of the Larger Forms of Ancient Animal Life
Marriage Customs in Many Lands (Volume 285, )
The Autobiography of the Earth; A Popular Account of Geological History
Prehistoric Man and Beast; With Illus. by Cecil Aldin
The Story of the Hills; A Book about Mountains for General Readers
The Story of the Hills