Library of Congress
Loc: Washington as It Was
A large collection of historical photographs taken by Theodor Horydczak, a photographer who lived in the city from 1923 to 1959.
Indiana University
Indiana University: Building a Nation: Indiana Limestone Photograph Collection
A collection of over 25,000 black and white architectural photographs that were discovered in a dilapidated house owned by the Indiana Limestone Company in Bedford, Indiana. These images of residences, churches, universities, museums,...
Other
Mr. Lincoln's Whitehouse: Meeting Mr. Lincoln
A history of Abraham Lincoln while in the White House. Provides interactive maps, a biography, and stories about him from people who knew him.
PBS
Pbs: 24 Historians Interviewed on Thomas Jefferson
PBS presents a transcript from an interview with Natalie Bober, a author of history books for young adults. She covers Jefferson's early life up to his time at the White House. Links to other interviews are available.