Historical Documents

Article
ERA 4: Expansion and Reform (1801-1861), ERA 6: The Development of the Industrial United States (1870-1900)
Picture of Cesar Chavez
ERA 10: Contemporary United States (1968 to the present)
No Annexation of Texas
ERA 4: Expansion and Reform (1801-1861)
American Progress
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900), Multiple Eras
ERA 4: Expansion and Reform (1801-1861)
Homestead Act Commemorative Stamp
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
President Johnson signing the Immigration and Nationality Act of 1965
ERA 9: Postwar United States (1945 to early 1970's)
Title Page
ERA 4: Expansion and Reform (1801-1861)
Letters from An American Farmer
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
Latino Students Protesting Proposition 187
ERA 10: Contemporary United States (1968 to the present)
Eight base layers of the National Map
Metahistory & Historiography
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877)
William Styron
ERA 4: Expansion and Reform (1801-1861)
John Demos
ERA 4: Expansion and Reform (1801-1861)
Frederick J. Turner
ERA 4: Expansion and Reform (1801-1861)
LULAC Logo
ERA 7: The Emergence of Modern America (1890–1930), ERA 8: The Great Depression and World War II (1929–1945)
Caroline Churchill
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
Patsy Murr, first grader at Fulton School in Lancaster, Pa., gets her Salk shot from Dr. Norman E. Snyder as she is held by Mrs. Walter Sourweine, April 25, 1955. Others view the proceedings with mixed emotions
ERA 9: Postwar United States (1945 to early 1970's)
Supports of the Dream Act holding a Banner
ERA 10: Contemporary United States (1968 to the present)
Molefi Kete Asante
ERA 4: Expansion and Reform (1801-1861), ERA 10: Contemporary United States (1968 to the present)
A Gold Hunter's Experience
ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
Transcript of Letter from Franklin Delano Roosevelt to Dr. Egleston Regarding his Polio Attack, 10/24/1924
ERA 8: The Great Depression and World War II (1929–1945), ERA 9: Postwar United States (1945 to early 1970's)
Alexis de Tocqueville
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
John L. O'Sullivan
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)
Metahistory & Historiography
Shabana Maani, gives a polio vaccination to a child in the old part of Kabul, Afghanistan, Monday March 29, 2021 (AP Photo/Rahmat Gul)
ERA 9: Postwar United States (1945 to early 1970's), ERA 10: Contemporary United States (1968 to the present)
Picture of the Proclamation
ERA 10: Contemporary United States (1968 to the present)
Battle field of Gettysburg.
Metahistory & Historiography

Collections

Jonas Salk, Inventor of Polio Vaccine
ERA 9: Postwar United States (1945 to early 1970's)
Lidar map of El Tintal
Metahistory & Historiography
James Dean
ERA 8: The Great Depression and World War II (1929–1945), ERA 9: Postwar United States (1945 to early 1970's), ERA 10: Contemporary United States (1968 to the present), Multiple Eras
The American Cowboy
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900), Multiple Eras
Nat Turner
ERA 4: Expansion and Reform (1801-1861), ERA 10: Contemporary United States (1968 to the present)
The Statue of the Freed Slave
ERA 5: Civil War and Reconstruction (1850-1877)
Daniel Boone Escorting the American Settlers Through the Cumberland Gap by George Caleb Bingham
ERA 4: Expansion and Reform (1801-1861)

Historical Images

istribution of College Enrollment and High School Completion Among 18- and 19-Year-Olds: 1967 to 2022
ERA 7: The Emergence of Modern America (1890–1930), ERA 8: The Great Depression and World War II (1929–1945), ERA 9: Postwar United States (1945 to early 1970's), ERA 10: Contemporary United States (1968 to the present), Multiple Eras
A Breaking Scene of Western Pioneers
ERA 4: Expansion and Reform (1801-1861)
Nurses Being Instructed on the Use of Respirator for a Polio Patient
ERA 9: Postwar United States (1945 to early 1970's)
Many Faces of Polio
ERA 9: Postwar United States (1945 to early 1970's)
Reported polio cases and deaths, United States, 1910 to 2022
ERA 9: Postwar United States (1945 to early 1970's), ERA 10: Contemporary United States (1968 to the present)
Call for Black Homesteaders to Leave for Kansas
ERA 3: Revolution and the New Nation (1754–1820s), ERA 4: Expansion and Reform (1801-1861), ERA 5: Civil War and Reconstruction (1850-1877), ERA 6: The Development of the Industrial United States (1870-1900)