Commemorative 'launch day' cover issued by the Titusville-Moonport Stamp Club, featuring a color cachet of the Skylab 4 (SLM-3) mission insignia, postmarked at the Kennedy Space Center on November 16, 1973, signed in black felt tip by Bill Pogue, Jerry Carr, and Ed Gibson. In fine condition. Accompanied by a full letter of authenticity from Zarelli Space Authentication.