This Apple II Basic Quick Reference Guide by Gilbert Held from 1982 is a must-have for vintage computing enthusiasts. The guide, printed on a 12" green cardboard, is a quick reference for Apple II Basic programming language. It includes information on syntax, commands, and variables. The vintage guide is in better than fair condition and will be a great addition to any vintage computing collection. See pics for wear. Some creases, normal wear and tear for its age.