Does anybody happen to know what the source of the following telegram is? I can't figure out where I originally found it.

Hog Eye,
March 9 – 5 o’clock p.m.

Major Clarke: I have nothing reliable from the Army beyond what your dispatches contain. Rumors are about out, some of them to the effect that General Slack I mortally wounded; General Price wounded in the arm; Colonel McRae killed; Colonel Hebert prisoner; Captain Hart killed. The army trains moving back to Hog Eye…

W.H. Collins