Geddes, Patrick, Cities in Evolution: An Introduction to the Town Planning Movement and to the Study of Civics, Benn, 1968.

Beginning with an application of recent developments in cell theory, Geddes applies the notions of biology to urban planning. In this framework, the entire city with its people and industry form an organism within an ecology. Proper care of this system will evolve healthy, happy people.

Hays, Samuel P., The Response to Industrialism: 1885-1914,University of Chicago Press, 1957.

Hays briefly delineates the events and ideas composing the Reform Era in the United States.

Highman, John, "Anti-Semitism in the Gilded Age: A Reinterpretation," in Mississippi Valley Historical Review, Vol. 43, No. 4, March 1957, 559-78.

Highman's look at anti-Semitic themes of late nineteenth-century literature includes a discussion of Adams' work.

Lyon, Melvin, Symbol and Idea in Henry Adams, University of Nebraska Press, 1970.

Lyon's book is a schematic breakdown of the themes...