Overview
Software development is a lot like the family cookbook - many things were added from well known sources, while others were assembled from scratch or the result of making do with limited resources.
Relevant to our interests are the pseudo random number generators that arose from developers finding unique ways to reinvent the wheel.
Examples
Doom's PRNG
Released in 1993, id Software's Doom is a cult classic among video games. However, it's PRNG is far more primitive than most players would believe.