I've got this 1960s era Magnavox black and white portable set (either 13 or 14 inch, haven't measured) and I'm hoping I can learn more about it and figure out what Sams volume has the schematics for this particular set.
https://i.imgur.com/JRboGDT.jpg
https://i.imgur.com/K2P1eMv.jpg
https://i.imgur.com/mREfl5g.jpg