Historical Documents from the National Archives.
Certified copies
Letters of testimony

Lt. Smith served with Lawton during the 1886 Geronimo campaign. His letter
pretty much 'settles' any controversy over who effected Geronimo's surrender.

From General Wm. T. Sherman

Col. Thomas Anderson

Col. Richard Dodge

Gov. L. Ross-Texas

Gov. E.G. Ross-Territory of New Mexico