>>937379612
This one doesn't require an account to checkout and has a download:
https://archive.org/details/de-santillana-and-von-dechend-hamlets-mill/mode/2up

If you want to give your eyes a rest you can also check out Randall Carlson's videos on geometry and symbols. He has a podcast (Kosmographia) that meanders between topics a bit but covers a lot of the same topics in one way or another.