Columbia subject headings:
Bliss, P. P. (Philip Paul), 1838-1876. Hold the fort.
Songs--United States--History and criticism.
Harvard subject headings:
Bliss, P. P. (Philip Paul), 1838-1876. Hold the fort.
Songs, English--United States--History and criticism
Princeton subject headings:
Bliss, P. P. (Philip Paul), 1838-1876. Hold the fort.
Songs--United States--History and criticism.