Locks and Keys throughout the Ages is widely considered the best book ever written on the history and development of locks. It is illustrated throughout with ph

Describes the development and uses of different kinds of locks, relates stories about important locks in history, and discusses the meanings that the words "loc

High-Security Mechanical Locks comprehensively surveys and explains the highly technical area of high security locks in a way that is accessible to a wide audie

Designed to protect America's riches from every threat, these beautiful devices represent the evolution of lock technology during the nineteenth century, its mo