Conservation and the Gospel of efficiency : the progressive conservation movement, 1890-1920 /

by Hays, Samuel Pfrimmer 1921-2017
Published 1959

The response to industrialism, 1885-1914 /

by Hays, Samuel Pfrimmer 1921-2017
Published 1957

The American party systems : stages of political development /

by Chambers, William Nisbet 1916-1987, Chambers, William Nisbet 1916-1987
Published 1967