In addition to those already mentioned:
**Hail to the Chief ** James Sanderson (M) and Sir Walter Scott (L) - 1811
Columbia, the Gem of the Ocean David Taylor Shaw(?) (M/L) and/or Thomas A. Becket(?) (L) - 1843
**The Battle Hymn of The Republic ** Phillip Simonds (M) and Julia Ward Howe (L) - 1862
The Battle Cry of Freedom George Frederick Root - 1862
**When Johnny Comes Marching Home ** Patrick Sarsfield Gilmore (as Louis Lambert) - 1863
**American Patrol ** Frank W. Meacham - 1885
The Washington Post John Philip Sousa - 1889
The Yankee Doodle Boy George M. Cohan - 1904
Give My Regards To Broadway George M. Cohan - 1904
You’re A Grand Old Flag George M. Cohan - 1906
National Emblem March * E. E. Bagley - 1907*
Over There George M. Cohan - 1917
The Field Artillery Song (As the Caissons Go Rolling Along) Major Edmund
Gruber - 1908
The Marine’s Hymn Music adapted from Jacqués Offenbach, Lyrics Traditional - c. 1890s
The U.S. Air Force (Army Air Corps) Song Captain Robert Crawford - 1939
Semper Paratus (The Coast Guard Hymn) Words and Music by Captain Francis Saltus Van Boskerck - 1927
Anchors Aweigh Lieutenant Charles A. Zimmermann (M) and Midshipman First Class Alfred Hart Miles (L)- 1906
MIDI files for each of the above are available here.