[GreenKeys] square holes in M28 paper tape

[Nick England]

Included with those early M28 brochures I recently got were some sample M28
tapes - chadless with square holes. Prototype reperfs only??
Photo attached
Nick
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20201205/e6e01457/attachment.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: tape-square.jpg
Type: image/jpeg
Size: 137963 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20201205/e6e01457/attachment.jpg>