This article is from the RCA SelectaVision VideoDisc FAQ, by tom@cedmagic.com (Tom Howe) with numerous contributions by others.
I know of about sixty NTSC movie titles released twice in the CED format.
Usually, these are titles originally issued by RCA, and later reissued
by CBS with different caddy artwork. A few of them are titles issued
twice by RCA, first with monaural sound, and later with stereo sound. In
all these instances the reissue was given a new universal product code.
 
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