Apollo Saturn 113 Spacecraft: (no serial number) Launch Vehicle: 3-stage Saturn C-1 Blk 2 SA-118 Scheduled Launch: 1 Apr 1965 Last Scheduled: 15 May 1961 Prime Crew	⇑ Mission List ⇑ Designation: Apollo S1-3 L C1-3 Description: 3rd Apollo 3-stage Saturn C-1 manned CSM Blk I orbital
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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 April 1965. 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