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The hot air balloon has a fascinating history of much trial and error, scientific research and bold adventure. This book chronicles the developme...

The steamboat evokes images of leisurely travel, genteel gambling, and lively commerce, but behind the romanticized view is an engineering marve...

To both young and old, the circus remains an icon of American entertainment, a wholesome pastime untouched by the passing years. But the modern ...

Scientifically known as Variola major, the deadliest form of smallpox has plagued mankind since ""time immemorial."" This text chronicles the world...