Cutrer, Thomas. "Charles Edward Hawkins". Handbook of Texas Online. Texas State Historical Association. Retrieved 2007-09-29.
Cutrer, Thomas. "Independence". Handbook of Texas Online. Texas State Historical Association. Retrieved 2007-09-29.
Dienst, Alex (1909). "The Navy of the Republic of Texas". Southwestern Historical Quarterly. 12 (4): 249–275. Retrieved 2007-09-29. This article incorporates text from this source, which is in the public domain.
uscg.mil
"Ingham, 1832"(PDF). United States Coast Guard. October 2003. Retrieved 2012-09-29.