Gregg's cavalry fight at Gettysburg : historical address delivered October 15th, 1884, upon the occasion of the dedication of the monumental shaft erected upon the site of the cavalry engagment on the right flank of the Army of the Potomac, July 3d, 1863, during the battle of Gettysburg
"The account here given is substantially the same as that published for the first time in the Philadelphia weekly times of September 14th, 1878 ... under the title of 'The right flank at Gettysburg, ' but revised with the aid of additional information and official records."
Microfiche. Bethesda, MD : University Publications of America, 1992. 1 microfiche : negative. (Civil War unit histories. Part 3, The Union -- Mid-Atlantic ; PA:196).