[APOLLO 17]. 4 covers. An Apollo 17 emblem cachet launch cover with the space mouse. [U, postmark KSC, 7 December 1972] -- An Apollo 17 emblem cachet splashdown cover. [U, Titusville, FL, 19 December 1972]. BOTH SIGNED BY GENE CERNAN, RON EVANS, AND JACK SCHMITT -- A blue rubber stamp cachet Atlantic Recovery Force [U, Norfolk, VA, 19 December 1971] SIGNED BY SCHMITT -- A prime recovery ship red rubber stamp cachet. [U, USS Ticonderoga, 19 December 1972, franked air mail]. SIGNED BY SCHMITT. (4)