Boorman, Stanley, Eleanor Selfridge-Field, and Donald W. Krummel. 2001 “Printing and publishing music.” Grove Music Online. 26 Oct. 2020.
Bureau of Public Affairs, Office of Website Management. “Napoleonic Wars and the United States, 1803-1815.” Office of the Historian. Accessed October 26, 2020. https://history.state.gov/milestones/1801-1829/napoleonic-wars.
Burkholder, J. Peter, Donald Jay Grout, and Claude V. Palisca. A History of Western Music. New York: W. W. Norton, 2019.
Burnham, Scott G., William Drabkin, Douglas Johnson, Joseph Kerman and Alan Tyson. 2001 “Beethoven, Ludwig van.” Grove Music Online. 9 Oct. 2020.
Glass, Herbert. “Piano Concerto No. 5 in E-flat major, Op. 73 (“Emperor”)” Los Angeles Philharmonic Association. Accessed October 26, 2020. https://www.laphil.com/musicdb/pieces/2779/piano-concerto-no-5-in-e-flat-major-op-73-emperor.
Kagan, Susan. 2001 “Rudolph (Johann Joseph Rainer), Archduke of Austria.” Grove Music Online. 9 Oct. 2020.
Keller, James M.. “Piano Concerto No. 5 in E-flat major, Op. 73, Emperor.” New York Philharmonic. Accessed October 26, 2020. https://nyphil.org/~/media/pdfs/program-notes/1819/Beethoven-Piano-Concerto-No-5.pdf.