On Sat, Oct 19, 2019, 6:37 PM ron minnich wrote: > where did the relative labels come from? I still show them to people > when we're doing assembly and still use them all the time. Most people > have not seen them and find them wonderfully convenient. I know they > were in as by the time I came along in 1976; when did they first show > up? > The pdp7 as sources have them... Warner >