i have something called coss-4 never been able to find anything on it https://www.flickr.com/photos/1ajs/6109885397/in/photolist-doJhoE-aiUL4F-5ruwb7
On Fri, Jan 13, 2017 at 1:47 AM, Lars Brinkhoff <l...@nocrew.org> wrote: > > What about software? > > I guess the PDP-11 operating system TRANTOR would be my most unusual > piece. > > "Trantor was created by Steve Orszag of the MIT Applied Math > department to access the CDC and Cray computers at NCAR for his fluid > dynamics research. NCAR expected people to access the systems with > an expensive piece of equipment that read punched cards, sent off the > data over a synchronous modem using a proprietary protocol, and then > sent output back to the printer. Not only was it expensive, who > wanted to use punch cards? So Orszag bought a PDP-11 and hired > undergrads to write software to use Emacs-like editing to create > programs on the local harddrive, submit them using the proprietary > protocol (which we sort of had to reverse engineer), and print and > graph the results. ECC, CBF, and I were the early developers (there > were a host of undergrad and grad student users as well, doing fluid > dynamics). Somehow this was cheaper than the archaic method. > Trantor was then a communications OS with built-in applications. We > did the development on MIT-MC using the PDP-11 assembler and > emulator." > > I recently found a copy and sent it to the original authors. >
