Includes memorandum for file. Configuration matrices reflecting present program status of differences in Saturn IB and Saturn V flight hardware on a mission to mission basis have been prepared. The attached matrices are arranged to show differences in major subsystems (Structures, Propulsion, Instrumentation and Range Safety, and Electrical) for each stage. The reason for the configuration difference and the mission effectivity are included.; DMD, 2031-SGE-eas, GRH; Includes "Recommendation for announcement and distribution of Bellcomm Report".