Progressive Era: Reform, Regulation, and Rights (1872-1934) and Voices of Reform (1875-1945)
Boston City Mission Society Records
Immigration to the United States, 1789-1930 (use "Limit Your Search" to focus on a particular year, culture, etc.)
ProQuest Historical Newspapers
America's Historical Newspapers
Chronicling America: Historic American Newspapers
HarpWeek (Harper's Weekly)
National Photo Company Collection (Library of Congress)
Bain Photography Collection (Library of Congress)
Progressive Principles, by Theodore Roosevelt (1913)
The Menace to Business of the Sherman Anti-Trust Act (1910)
Women's Rights:
- Black Women's Suffrage Collection
- The Suffragist Magazine (1913-1921)
- Papers of Carrie Chapman Catt
- Papers of Elizabeth Cady Stanton
- Alice Paul Digital Collection (Schlesinger Library)
- Papers of Maud Wood Park (Woman's Rights Collection, Schlesinger Library)
- Schlesinger Library Digitized Collections (Emma Goldman, Charlotte Perkins Gilman, Susan B. Anthony et al.)
- Women's Suffrage in Sheet Music (Library of Congress)
Objects used by William James in the Harvard Psychological Laboratory (Harvard Collection of Historical Scientific Instruments)
Criminal Man: According to the Classification of Cesare Lombroso
A Point Scale for Measuring Mental Ability, by Robert M. Yerkes
Physical Education, by Dudley Allen Sargent ("This large infusion of foreign blood of an inferior quality has undoubtedly impaired the physical status of our people as a whole.")
The Rising Tide of Color Against White World-Supremacy, by Lothrop Stoddard
Electricity Up to Date, by John B. Verity
Emile Berliner and the Birth of the Recording Industry (Library of Congress)
Historic Sheet Music Collection, 1800 to 1922 (Library of Congress)
America at Work, America at Leisure: Motion Pictures from 1894 to 1915 (Library of Congress)
Inventing Entertainment: The Early Motion Pictures and Sound Recordings of the Edison Companies (Library of Congress)
African-American Band Music & Recordings, 1883 to 1923 (Library of Congress)
An American Ballroom Companion: Dance Instruction Manuals, ca. 1490 to 1920 (Library of Congress)
Vaudeville and Popular Entertainment, 1870-1920 (Library of Congress)
Baseball Sheet Music (Library of Congress)
National Jukebox, 1901-1925 (Library of Congress)
Ragtime (Library of Congress)
Variety Stage Sound Recordings and Motion Pictures, 1897-1920 (Library of Congress)
World War I Sheet Music (Library of Congress)
The Art of American Advertising, 1865-1910 (Baker Library, Harvard Business School)
Railroads and the Transformation of Capitalism (Baker Library)
Credit in a Consumer Society (Baker Library)
Historical Catalogs of Sears, Roebuck and Co. 1896-1993 (in Ancestry.com, click on Search > Card Catalog > Title SEARS)
ArtStor (see sample downloaded image below)
John Singer Sargent in the Harvard Art Museums
Cabinet of American Illustration (Library of Congress)
Cartoon Drawings, ca. 1880-1980 (Library of Congress)
John Sloan, A Woman's Work (1912)
Cleveland Museum of Art
Women Working, 1800-1930 (search by a keyword such as settlement, and use "Limit Your Search" options to narrow results)
Journal of the American National Women's Trade Union League
Black Workers in the Era of the Great Migration, 1916-1929
Socialist Party of America Papers, 1897-1964
Thirty Years of Labor, by Terence Powderly (1890)
American Federation of Labor Records (Library of Congress)
Inside an American Factory: Films of the Westinghouse Works, 1904 (Library of Congress)
National Child Labor Committee Collection (Library of Congress)