Library of Congress
Loc: America Singing: Nineteenth Century Song Sheets
Song sheets, which containedonly lyrics, were a popular form of printed music. The Library of Congress holds over 4,000 of these from the 1800s that can be viewed online.
Library of Congress
Loc: Patriotic Melodies
The Library of Congress site profiles 26 American patriotic songs with commentary, supporting visual material, and recordings of "America the Beautiful," "Fanfare for the Common Man" and the like.