Although probably not well-known to the average computer use, APL (A Programming Language) ... In high school circa 1970 we had an APL/360 terminal.

FORTRAN was not “one of the oldest” (high level) programming languages, it is in fact the oldest such PL. ... but also a Tektronix 4010 terminal with APL character ROM.

YAKIMA, Wash. -- West Valley-based E/Step Software Inc. will host its annual APL computer programming language for high school students starting next month. The free workshop, which continues ...

YAKIMA, Wash. — A West Valley-based software company is conducting its 15th annual workshop on the APL programming language for high school students in October.