The Hershey fonts are a collection of vector fonts developed by Dr. A. V. Hershey at the Naval Weapons Laboratory and published in Calligraphy for Computers (1967). The collection comprises over 2,000 glyphs defined in straight line segments and spans various Latin styles including serif, sans, script, blackletter (Fraktur, Old English, Lombardic), some with italic, bold or condensed variations. Furthermore, there is Greek, Cyrillic, Japanese, and various symbol glyph sets. The font data for 1,377 characters was published by NIST in 1976.
Frank Grießhammer has announced an outline version that can be used in contemporary applications, to be released under an Open Source license.