https://www.daytranslations.com/blog/origin-english-alphabet/
Here is a decent explanation of some of the evolution behind the alphabet. It’s funny that a lot of what we consider special characters in modern typography are in fact actually original letters of the defunct alphabet systems. It’s been under our noses the whole time, we just don’t really teach that alot of these characters were once part of the working alphabet system. &, for instance… Was the last letter of the alphabet for some time. The story behind @ is even more interesting.