Nearly thirty years ago, I remember hacking together some simple code to display graphics on a WYSE 35 terminal. The terminals supported the TEK 4014 graphics commands to draw vectors, and I found the original "Hershey Fonts", created by A.V. Hershey at the U.S. National Bureau of Standards, and placed in the public domain.
I've come full circle it appears. Having some vector fonts for my oscilloscope experimentation would be really handy. I had nearly forgotten them, until my friend Tom reminded me of them. Digging around found Paul Bourke's cool web site which archived a lot of this information, and provided a quick, cogent explanation of the data:
The full Hershey set is supplied here for Roman
via Hershey Vector Font.