NAACP Online
The National Association for the Advancement of Colored People official Web site explains its mission and includes a primary document explaining the start of the NAACP.
The Evolution of the Conservation Movement, 1850-1920
This American Memory site brings together scores of primary sources and photographs about the "historical formation and cultural foundations of the movement to conserve and protect America's natural heritage."
The Triangle Shirtwaist Factory Fire, March 25, 1911
The Kheel Center for Labor-Management Documentation and Archives at Cornell University put together this excellent site composed of oral histories, cartoons, images, and essays.
Labor-Management Conflict in American History
This site at Ohio State University includes primary accounts of some of the major events in the history of labor-management conflict in the late nineteenth and early twentieth centuries.
African American Women Writers of the Nineteenth Century
The New York Public Library's Schomburg Center for Research in Black Culture maintains this site that contains a large number of digital texts by African-American women of the nineteenth century.
Bill Haywood Trial (1907)
This site contains images, chronology, court reports, and official documents maintained by Dr. Doug Linder at the University of Missouri-Kansas City Law School.
Margaret Sanger Papers Project
This site at New York University contains information about Margaret Sanger and digital versions of several of her works.
National Arts and Crafts Archives
This site serves as a guide to materials on the Arts and Crafts movement, which lasted roughly from 1890 to 1929.
I Hear America Sing
American music came into its own in the early 20th century, as this fascinating site demonstrates.
Ellis Island
This History Channel site details the Ellis Island experience.
Orphan Trains
First-hand accounts, newspaper accounts and several secondary sources on this reform effort to improve the lives of children in the eastern cities and to end poverty.
American Identities
Find resources for studying America's multiple ethnic identities on this site.