One of the most significant phenomena of the 20th century has been a revolution in the development and spread of popular culture. Traditionally, popular culture all over the world evolved gradually - largely generated by the people to meet their own needs. The years since 1900 have seen a radical change, however: the birth of a vast industry whose business is to create, package and sell cultural 'products' to a mass audience of consumers. Dreams for Sale, the first in six volumes of Harrap's Illustrated History of the 20th Century, presents a fascinating survey of this cultural revolution. The major themes are cinema, fashion, design, media and advertising, popular music and dance, and sport. Other topics include the popular press, fads and leisure activities. The only other volumes on the popular culture of this century that have attempted to cover a similar range of topics have been limited either to a single decade or a single country, or else have been celebratory and nostalgic,