Lists round 21 inch and rectangular 19 and 25 inch color, all with rare earth phosphor. Shows a picture of a 15GP22, but does not list it.
Last page has list of RCA color TV chronology, starting in 1930!
Also 3 pages of B&W tube characteristics, one page B&W terminal diagrams, three pages B&W interchangeability.
http://www.bretl.com/tvarticles/docu...eguide1965.pdf
5MB pdf file