Xref: utzoo comp.misc:6269 rec.puzzles:3605 Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!rutgers!psuvax1!flee From: flee@shire.cs.psu.edu (Felix Lee) Newsgroups: comp.misc,rec.puzzles Subject: Bar code trivia. Summary: serendipity Message-ID: Date: 6 Jun 89 09:00:16 GMT Sender: news@psuvax1.cs.psu.edu Distribution: usa Organization: Penn State University Computer Science Lines: 9 On the bottom of business-reply envelopes there's usually a set of short lines of two different heights. This is a bar encoding of the ZIP+4 of the destination. If you don't know the encoding, you might enjoy trying to figure it out. I spent a few minutes puzzling over a handful of envelopes and was pleasantly surprised to find it was an encoding I had read about and forgotten long ago. Now if I could remember all the interesting properties of the code... -- Felix Lee flee@shire.cs.psu.edu *!psuvax1!shire!flee