Robert A. King (September 20, 1862 – April 13, 1932) was a prolific early twentieth century American composer, who wrote under pen names including the pen names, Mary Earl,[1][2][3][4][5] Robert A. Keiser,[6] and Betty Chapin.[7]
^Vogel, Frederick G. (1995). World War I Songs: A History and Dictionary of Popular American Patriotic Tunes with Over 300 Complete Lyrics. Jefferson, North Carolina: McFarland & Company, Inc. p. 51. ISBN0899509525.
^Jasen, David A. (1988). Tin Pan Alley: the Composers, the Songs, the Performers, and their Times. New York: Donald I. Fine, INc. pp. 35, 304. ISBN1556110995.