The historic preservation movement has had a huge influence on America's built landscape for the past thirty years. Discover the cornerstone primer on the topic -- Keeping Time. This edition features a wealth of new material, including new chapters on preservation values in oral-based cultures, international preservation, and future developments in the field. In addition, you'll find a clear, concise survey of preservation movement's history, complete with: * Helpful coverage of the theory and practice driving the movement. * Expanded material on landscape preservation. * New information on scientific conservation, cultural corridors, and historic tourism. * Numerous informative photographs illustrating the book's content. Order your copy of this fundamental volume for tomorrow's historic preservationists today.