Ken Iverson adopted "The American Heritage Dictionary" published by Houghton Mifflin Company as a standard source of words.
In it, "vade mecum" is defined as 1. "A useful thing that a person constantly carries with him" .2. "A guidebook or ready reference book. [Latin,"go with me"] I'm looking at mine just now, and see that it was published (c) 1976 APL Press, Pleasantville NY. It's The size of a playing card, and has reference information on both sides. I can't be sure, but I think that I had a small staff to aid me. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
