The old versions of VIC-20 used a font called Microgramma.
https://www.reddit.com/r/vintagecomputing/comments/1pjw7q6/t...
https://www.reddit.com/r/vintagecomputing/comments/1pjw7q6/t...
There's an open source font QTEurotype that does an excellent approximation that I've been using in a recent project