Change in Early 20th Century America: Doing the Decades, Classroom Materials at the Library of Congress

Lesson Plans, Classroom Materials, Teachers, Programs

American philosophy - Wikipedia

What Makes the Library of Congress a Monument to Democracy, History

Work in Progress: Construction History in New York and Chicago, 1870-1930 - The Skyscraper Museum

Twentieth Century Entertainment: When Work is Done, Classroom Materials at the Library of Congress

First Calendar Date Of 20th Century Collectisale

Decades Mural Project

Lesson Plans, Classroom Materials, Teachers, Programs

Native American, Immigration and Relocation in U.S. History, Classroom Materials at the Library of Congress

Library of Congress, Definition, History, & Facts

The Industrial Revolution in the United States, Classroom Materials at the Library of Congress

Revisiting 'Books That Shaped America' with C-SPAN

The Despair of Poor White Americans - The Atlantic