Thirty-seven songs: The Battle Cry of Freedom, When Johnny Comes Marching Home, Battle Hymn of the Republic, 34 more.
Here's a sample of other books in this Dover category
Favorite Songs of the Nineties by Robert Fremont Eight-eight favorites. The Band Played On; The Sidewalks of New York; Give My Regards to Broadway; Hello! Ma Baby; Meet Me in St. Louis, Louis; My Wild Irish Rose; more.
A Russian Song Book by Rose N. Rubin, Michael Stillman Twenty-five traditional folk songs, plus 19 songs written in the folk style by 20th-century composers. Each of the songs appears with a vocal line, full piano accompaniment, and guitar chords.
American Folk Songs for Guitar by David Nadal Forty-nine classics specially transcribed and arranged for beginning and intermediate guitar players: Beautiful Dreamer, Amazing Grace, Aura Lee, On Top of Old Smoky, Blue Tail Fly, Camptown Races, Dixie's Land, and many more.
Favorite Christmas Carols by Charles J. F. Cofone Title, music, first verse, and refrain of 34 traditional carols in handsome calligraphy; also subsequent verses and other information in type.