> On Feb 9, 2017, at 11:38 AM, Noel Chiappa <j...@mercury.lcs.mit.edu> wrote: > >> From: Alfred M. Szmidt > >> System 46 for the MIT CADR is licensed under a 3-clause BSD license -- >> start hacking. ;-) You even have an emulator for the MIT CADR. > > Everyone seems to have blown right past this, but it might be important. > > Does anyone know if the Lambda matches the CADR? Or did they make changes > ('improvements')? I always had the impression that it was basically a CADR > clone. > > A CADR emulator, running the MIT code, would certainly be OK.
It’s not an exact clone - The microcode is different, and they added a lot to the system after they got it. It’s between the CADR and TI/Symbolics. The first Lambda release was equivalent to CADR System 99, and they branched off from there.