[GreenKeys] Need example punched in ITA2 code

Jones, Douglas W douglas-w-jones at uiowa.edu
Mon Mar 30 14:46:10 EDT 2026


I tried sending the following to Harold directly, but his spam filter rejected it so I'll try via the list:
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From: Harold Hallikainen <harold at w6iwi.org> -- Monday, March 30, 2026 12:21 PM

> For this, it seems like chadless tape is not appropriate. I think you are
looking for the fully punched round holes.

Indeed!  The Creed punches I've seen from that era were not chadless.  When did chadless punches come out?  I've seen a 1940 patent, and it sounds like it was a novelty then.

           Doug Jones


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