Delirious New York : a retroactive manifesto for Manhattan

Delirious New York: A Retroactive Manifesto for Manhattan is a 1978 book, written by Dutch architect Rem Koolhaas. The book serves as a retroactive manifesto for Manhattan between 1850 and 1960, analyzing the development of architecture and urban design throughout New York's history from the founding of New Amsterdam by the Dutch, to the design of the Headquarters of the United Nations by Le Corbusier. Rem Koolhaas describes the concept of 'Manhattanism', the theory of the creation and functioning of the city of New York, at length in the book.