RCA Victor
RCA 6BY4 "The Skipper", a battery operated 4 tube AM radio-phono (1955). Available in white and red (actually pink) or black and gray. Between the two units is the AC power supply.
RCA 6XY5 "Slide-O-Matic" (1955) AM radio/slot load 45 player. It was available in aqua and white or gray and black.
RCA model 45J3 (1950)
Although 45 'attachments' are relatively common, this one is fairly unusual. It uses a different changer, the RP-193, that was apparently made by Oak and only used by RCA in this one model.
RCA model 45EY2 (1950).
RCA 45E:Y3 (1950)
RCA 45J2 attachment (1950)
RCA model G71Y10 international model
This may look like the 45J2 above, but it is quite different. It was made in Germany for RCA by Wilhelm Marting and can run on 110 or 220 volts.
RCA model 45EY1 (1950)
RCA 45EY15 "Disney" (1950).
RCA "Roy Rogers" model 9EY36 (1949)
RCA 45EY26 "Alice In Wonderland" (1951).
RCA "Ding Dong School" model 6JM25 (1955).
RCA "Ding Dong School" model 6EY15 (1955)