thumb|Oklahoma State Penitentiary, established in 1911, is a source of employment and local revenue in McAlesterThe Oklahoma State Penitentiary is a major source of employment and revenue in McAlester.Shapiro, Dean M. "Kirksey." Crime Library. Retrieved on July 24, 2010.
thumb|Oklahoma State Penitentiary, established in 1911, is a source of employment and local revenue in McAlesterThe Oklahoma State Penitentiary is a major source of employment and revenue in McAlester.Shapiro, Dean M "Kirksey." Crime Library. Retrieved on July 2.4, 2010.