Apollo Saturn 110 Spacecraft: (no serial number) Launch Vehicle: 3-stage Saturn C-1 Blk 2 SA-115 Scheduled Launch: 1 Oct 1964 Last Scheduled: 15 May 1961 Prime Crew	⇑ Mission List ⇑ Designation: Apollo S1-3 L C1-1 Description: 1st Apollo 3-stage Saturn C-1 manned CSM Blk I orbital
	not assigned not assigned not assigned Backup Crew not assigned not assigned not assigned

On 15 May 1961 General Electric's Missile and Space Vehicle Department (MSVD) delivered the report of a feasibility study under contract to NASA. MSVD's proposed Apollo program schedule included a three-stage Saturn C-1 manned CSM orbital flight in October 1964. NASA announced the redesign of the Saturn C-1 as a two-stage launch vehicle on 1 June 1961. References: Arthur, G. R. and Bloom, H. L. 1961. "Final Report, Volume IX: Apollo Implementation Plan." General Electric Missile and Space Vehicle Department. 15 May. NTRS-1974073801. Encyclopedia Astronautica. Wikipedia.

M S Carpenter L G Cooper J H Glenn V I Grissom W M Schirra A B Shepard D K Slayton