<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:georgia,serif"><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 5, 2019 at 9:53 PM Brian E Carpenter <<a href="mailto:brian.e.carpenter@gmail.com">brian.e.carpenter@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">All the on-line versions of RFC872 that I've found are the same text-only version. But this is rather frustrating since: 'Figure 1 and Figure 2 might be all that need be "said." Their moral is meant to be that in ARPANET-style layering, layers aren't monoliths.'<br>
<br>
The figures 'may be obtained by writing to: Mike Padlipsky, MITRE Corporation, P.O. Box 208, Bedford, Massachusetts, 01730, or sending computer mail to Padlipsky@USC-ISIA.' but I thought that asking here might be more successful.<br></blockquote><div><br></div><div style="font-family:georgia,serif" class="gmail_default">Sadly yes, ISI hasn't rerouted his email to forward to me , and what's left of MITRE is unlikely to remember.<br></div></div><div style="font-family:georgia,serif" class="gmail_default">I have been remiss in not getting Mike's files sorted, converted, and posted for posterity yet.</div><div style="font-family:georgia,serif" class="gmail_default">I suspect the figs in RFC872 are similar to the Tea Bag Paper "Arpanet Reference Model" and thus were redrawn for the book, but I can't be certain.<br></div><br>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr">Bill Ricker<br><a href="mailto:bill.n1vux@gmail.com" target="_blank">bill.n1vux@gmail.com</a><div><a href="https://www.linkedin.com/in/n1vux" target="_blank">https://www.linkedin.com/in/n1vux</a> <br></div></div></div></div>