Eric Chaline
Fifty Animals that Changed the Course of History
Ancient Greece As It Was: Exploring the City of Athens in 415 BC
Martial Arts for Athletic Conditioning: Winning Ways
Martial Arts for Women: Winning Ways
Fifty Minerals that Changed the Course of History
Fifty Machines that Changed the Course of History
Make 50 Wild and Wacky (but Useful!) Contraptions
Martial Arts for Athletic Conditioning (Martial and Fighting Arts)
Ninjutsu: Winning Ways
Silver Nomad: Journeys and Places to Discover in Your Retirement