Title: Abraham Lincoln and his era
Subjects: Audio-visual aids, Library of Congress. National Digital Library Program, Library of Congress, Sources, Study and teaching, History, Lincoln, abraham, 1809-1865, Library of congress, United states, history, civil war, 1861-1865, sources, United states, history, study and teaching
Places: United States
People: Abraham Lincoln (1809-1865)
Time periods: Civil War, 1861-1865