Wacker's Manual of the Plan of Chicago is a seminal work of urban planning, first published in 1909. It lays out the vision of the Plan of Chicago, a comprehensive plan for the design and development of the city in the early 20th century. The book provides a detailed overview of the plan, including its underlying principles, specific proposals for transportation, parks, and public spaces, and its broader vision for the future of the city. This is a must-read for anyone interested in the history of urban planning and the development of American cities.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

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