Early on in the modern age, Americans put a Sears catalog in the one holer. A true dual purpose device, serving as reading material and cleanup, that innovation served for a generation.
Once the throne moved indoors and electricity became standard, two things happened. In 1930, the Northern Paper Company made the great leap forward with the first toilet paper certified to be "splinter-free". Also, in addition to safe paper, radio was an option. Reading was no longer the only entertainment choice. But what if you wanted to change the station?
In the 1960s, this question was answered. I saw this recently in a junk shop.
If you need one, they can be found on E-Bay. Or you can just call up the oldies station on Pandora while you play solitaire.