DS, signed “G. S. Patton, Jr.,” one page, 7.5 x 5, 304th Brigade (1st Brigade) Tank Corps American Expeditionary Forces letterhead, January 7, 1919. Colonel Patton certifies that, “Murphy, Clifford…has satisfactorily completed the course of instruction of the 302nd Center Tank School and 304th Brigade Practical School and has shown special aptitude in the following subjects: Tank Driving.” Double matted and framed with a portrait of General Patton, to an overall size of 14.5 x 20.5 In very good condition, with even overall toning, bisecting folds and a slightly fuzzy appearance to text and signature. COA John Reznikoff/PSA/DNA and R&R COA.