Right away, you should be warned: I think they had a deal with the guys who distributed red ink. Lenin’s biography had less red.
I need not tell you how Knott’s achieved national fame, partly assisted by Smucker’s. Still around. Uncle John’s is a different story - it was obviously a national chain, and there’s still one in Toledo. Who did them in? Sambos? Perkins? IHOP? Perhaps the idea of eating pancakes provided by some unknown relative of your parents faded, after a while, but be honest: wouldn’t you like some pancakes, right now? Of course you would.