> On Mar 26, 2021, at 3:31 PM, Guy Fedorkow via cctalk <cctalk@classiccmp.org> > wrote: > > wow, what format? > The codes I'm punching should line up with a long-dead machine, > Whirlwind from MIT, so I think you'd consider them to be 7-track binary, > i.e., same size as an 8-track teletype tape with one track blank, but no > recognizable coding like ASCII. Some machines used 7-track paper tape that is narrower than 8 track tape. I thought Whirlwind was one of those. paul
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