Multics 206 pages
10 May 2008

Website Map

 
Home Page. Multics site home page 65K 03/11/08
Home Page. Lynx friendly home page 65K 03/11/08
Changes. Reverse chronological list of website changes this year. 10K 05/10/08
Changes 1994-2005. Website changes in prior years. 250K 01/09/08
Image Gallery. Thumbnails of images on the site. 82K 01/06/08
About the Website. Administrative information. 15K 12/06/07
Web Site Design. Design principles and maintenance instructions. 41K 04/08/07
Links. Links to other sites on the Web relevant to Multics. 35K 04/24/08
Site Map 0K 05/10/08
General Info and FAQ. Overview of Multics and online info 42K 11/15/07
Features. Features of the system 62K 02/29/08
DPS 8M Instruction Set. Meaning of instruction set mnemonics 42K 01/16/07
6180 opcodes - normal. Operation Code Map (bit 27 = 0) 3K 10/14/00
6180 opcodes - EIS. Operation Code Map (bit 27 = 1) 2K 10/14/00
AL39 Multics Processor Manual. 1.5MB PDF 1505K 02/25/08
History. Narrative history of Multics. 51K 04/20/08
Myths. Incorrect statements about Multics found on the web. 57K 12/13/07
Chronology. List of Multics related events in time order 45K 06/20/07
Letter From Corby. On the occasion of the shutdown of the last Multics system. 6K 11/20/05
The Multics History Project. Project to preserve historical artifacts about the Multics operating system. 9K 02/22/06
History Project Wish List. Material we'd like to find for the Multics History Project. 10K 02/24/06
Bibliography. Papers, books, memos, and manuals related to Multics 269K 03/18/08
Multicians. List of contributors to Multics. 508K 04/23/08
Multicians Registration. Signup form 12K 12/18/07
multicians.org. Information on mail addresses in the multicians.org domain. 14K 12/06/07
Execution Environment. The execution environment for Multics user programs. 119K 02/29/08
Communications and Networking. The evolution of Multics communication and networking facilities. 100K 09/24/07
PL/I. History of the Multics PL/I implementation 51K 11/09/06
TMG. Language used to build EPL. 21K 11/20/05
Version I PL/I Timeline 13K 01/17/07
TBL - Table Building Language 7K 11/20/05
Memorabilia. Trinkets, T-shirts, etc 13K 01/14/07
Humor. Jokes about Multics 32K 11/20/05
Multics Humor at ENWGS. Jokes about ENWGS 11K 11/20/05
Observations about Software Maintenance. A 1984 talk by Paul Stachour about the Multics Way. 28K 02/19/08
Sites. Listing of all Multics sites 37K 04/16/08
Site Timeline. Graphical display of site history 36K 07/13/07
Site History: AFDSC. US Air Force Data Services Center, Pentagon 12K 03/10/07
Site History: Avon. Avon Universities Computing Centre, Bristol, England 31K 11/20/05
Site History: Bell Canada. Bell Canada, 2 sites 27K 12/13/07
Site History: CISL. Honeywell Cambridge Information Systems Laboratory 8K 11/20/05
Site History: DND-H. Canadian Department of National Defence, Halifax NS 17K 02/13/06
Site History: DOCKMASTER. US National Security Agency, Linthicum MD 19K 08/03/07
Site History: Ford. Ford Motor Company, Detroit, MI 20K 11/20/05
More Pictures of the Ford Multics Decomissioning. Cake at the Wake. 5K 11/20/05
Site History: GM. General Motors Corporate, Detroit, MI 19K 11/20/05
Site history: MIT. Massachusetts Institute of Technology, Cambridge, MA 16K 11/20/05
MIT and BTL Hardware (1967) 7K 11/20/05
Site History: NWGS. Naval War Games system, 4 sites. 17K 11/20/05
Site History: OU. Oakland University 15K 01/16/07
Site History: PRHA. Puerto Rican Highway Authority, San Juan, PR 13K 01/06/08
Site History: RADC. Rome Air Development Center, Griffiss AFB, Rome NY 19K 01/06/08
Site History: RAE. Royal Aircraft Establishment, Farnborough, Hampshire, England 9K 01/16/07
Site History: STC. Standard Telephones and Cables, New Southgate, London, England 17K 03/04/07
Site History: System M. Honeywell System M, Phoenix AZ 12K 01/16/07
Site History: System X. Bull Systeme X, Louveciennes, France 11K 03/04/07
Site History: UC & ACTC. University of Calgary, Calgary, Alberta, Canada 14K 03/12/06
Site History: USGS. US Geological Survey, 3 sites 12K 06/14/06
Site History: USL. University of Southwestern Louisiana, Lafayette LA 10K 01/06/08
Papers Online. Classic papers about Multics available on the Web. 20K 04/12/07
Introduction and Overview of the Multics System. Classic 1965 paper introducing Multics 58K 12/06/05
System Design of a Computer for Time Sharing Applications. Classic 1965 paper introducing Multics 29K 07/27/07
Structure of the Multics Supervisor. Classic 1965 paper introducing Multics supervisor design 48K 11/20/05
A General-Purpose File System For Secondary Storage. Classic 1965 paper introducing Multics file system 72K 11/20/05
Communications and Input/Output Switching in a Multiplex Computing System. Classic 1965 paper introducing Multics I/O system 44K 11/20/05
Some Thoughts About the Social Implications of Accessible Computing. Classic 1965 paper introducing Multics 23K 11/20/05
Virtual memory, processes, and sharing in Multics. 1968 paper on processes, linkage, stack, call 37K 04/12/07
The Multics Virtual Memory: Concepts and Design. 1969 paper on virtual memory 65K 11/20/05
The Role of Motherhood in the Pop Art of System Programming. 1969 paper on system probramming 27K 01/16/07
The Multics PL/1 Compiler. 1969 paper on PL/I compiler implementation 56K 11/20/05
The Instrumentation of Multics. 1969 paper on Multics instrumentation 38K 10/11/02
A Hardware Architecture for Implementing Protection Rings. 1971 paper on rings 73K 04/12/07
The Multics Input/Output System. 1971 paper on I/O system 44K 11/20/05
Multics--The first seven years. 1972 76K 11/20/05
Footnotes for the paper Multics: The First Seven Years. Classic 1972 paper on Multics experience 6K 11/20/05
A simple linear model of demand paging performance. 1972 paper on working sets 338K 03/29/03
MOO in Multics. 1972 paper on games in Multics 180K 03/07/06
Automated Merging of Software Modifications. 1977 paper on merge_ascii 28K 01/14/06
A Managerial View of the Multics System Development. 1977 paper on Multics project experience 58K 11/20/05
The Multics MACLISP Compiler: The Basic Hackery -- a Tutorial. 1977 paper on LISP compiler 142K 11/20/07
footnotes for The Multics MACLISP Compiler: The Basic Hackery. Footnotes 18K 07/29/06
The Multics System Programming Process. 1978 paper on Multics process 21K 11/20/05
Multics Emacs: The History, Design and Implementation. 1979 Mother of All Emacs Papers 155K 11/20/07
Experiences With an Interactive Electronic Meeting Facility. 1983 paper on forum 25K 11/20/05
Multics Through the Looking Glass. 1980 HLSUA paper on tuning Calgary 66K 07/29/06
footnotes for Multics Through the Looking Glass. Footnotes 4K 07/29/06
Glossary Index 86K 04/19/08
Glossary - A 88K 04/19/08
Glossary - B 36K 04/19/08
Glossary - C 72K 04/19/08
Glossary - D 54K 04/19/08
Glossary - E 37K 04/19/08
Glossary - F 33K 04/19/08
Glossary - G 16K 04/19/08
Glossary - H 16K 04/19/08
Glossary - I 42K 04/19/08
Glossary - J 8K 04/19/08
Glossary - K 13K 04/19/08
Glossary - L 34K 04/19/08
Glossary - M 67K 04/19/08
Glossary - N 20K 04/19/08
Glossary - O 14K 04/19/08
Glossary - P 77K 04/19/08
Glossary - Q 12K 04/19/08
Glossary - R 46K 04/19/08
Glossary - S 73K 04/19/08
Glossary - T 44K 04/19/08
Glossary - U 22K 04/19/08
Glossary - V 22K 04/19/08
Glossary - W 11K 04/19/08
Glossary - X 10K 04/19/08
Glossary - Y 6K 04/19/08
Glossary - Z 10K 04/19/08
Stories. Anecdotes and war stories about Multics. 33K 04/01/08
Pictures of the MIT 6180. Publicity pictures from 1973 8K 11/20/05
GE-645 Circuit Board. Actual board from the BTL GE-645. 5K 02/01/07
It Can Be Done. Writing bug-free software. 7K 02/10/07
Shangri-La and the Paris 645. The 1970 "merger" and an early software factory. 10K 02/01/07
ST. JOHN'S HOSTS MULTICS. Honeywell internal newsletter from 1981. 6K 01/16/07
Origin of the Cookie Monster. Legendary hack 8K 11/20/05
Corby. Homage to our leader, Fernando J. Corbató 19K 11/20/05
The Spirit of Multics. Remark by Don Wagner. 5K 11/20/05
Installing the GE-645 in Paris. Story by Dave Vinograd. 10K 11/04/06
Teaching Multics in Tokyo. Story by Dave Vinograd. 11K 11/03/06
The Developer's Wail. Story by Dave Vinograd. 6K 11/20/05
MacLisp at ENWGS. Story by Robert Matern. 7K 11/20/05
Organick's Book. How to order Organick's book from MIT Press 9K 11/20/05
Operational Statistics, 1969. Charts from the early days of Multics service at MIT. 7K 11/20/05
Honeywell Management. Inside story of Honeywell politics. 15K 11/20/05
Hodie Natus Est Radici Frater. A 1976 error message in Latin. 12K 11/20/07
How Many Users?. CTSS load and Multics performance in the 1960s. 8K 11/20/05
Multics Leap Year Calculations. Y2K anticipated as early as 1966. 7K 11/20/05
Summer 1977: I was a Multics Intern. Dream summer vacation in .. Phoenix. 8K 02/19/06
Project MAC 25th Anniversary. 1988 Project MAC reunion at MIT. 13K 01/07/08
Project MAC 35th Anniversary. 1999 Project MAC retunion 15K 11/20/05
USGS-M Recollections. Using Multics in Menlo Park. 12K 06/14/06
Alan Sawyer's Multics Bio. Bell Canada applications conversion. 12K 07/14/06
Julie Jackson's Multics Bio. What Julie worked on. 12K 01/06/08
"You Had To Go To Radio Shack!?". Demonstrating the Cray Station to Ford. 12K 11/22/05
Lee Scheffler's Multics Bio. What Lee worked on at Project MAC. 8K 11/20/05
Marketing Multics in the Midwest. Selling Multics in Iowa in a snowstorm. 7K 11/20/05
Short Operator. The true short operator story. 7K 11/20/05
mxload - Read Multics Backup Tapes. Description of mxload tools for reading Multics backup tapes. 10K 11/20/05
The Magic Finger. Helping the University of Calgary tune its Multics. 9K 11/20/05
Low Bottle Pressure. Famous drum crashes in the 1960s. 12K 06/15/07
The 645 Chip. 1984 plan to put a 645 on a chip. 6K 02/24/06
Message Coordinator. Lessons from early development. 9K 11/20/05
The Multics Scheduler. Three generations of scheduling algorithms. 23K 03/30/06
Cryptic Messages from Antiquity. PL/I error messages remembered. 8K 11/22/05
Multics SNOBOL. Multics SNOBOL and the Missing END Statement. 9K 11/22/05
Multo ante natus eram. A date-related crash in 1995. 10K 11/20/05
The New Storage System. 1975 project to replace the file storage system. 24K 04/03/06
Visiting Project MAC. 1973 visit to Cambridge. 5K 04/02/07
The Palyn Report. Marketing politics. 13K 03/06/07
Phase One. The first words of Multics. 12K 11/20/05
Picnics. Good times in the summer. 12K 01/07/08
Printer Software. Listings and crash dumps. 21K 01/07/08
The who command. The Multics who command. 13K 11/20/05
An Obfuscated PL/I Program. Try to guess what this PL/I program does. 7K 11/20/05
Multics REDUCE. Symbolic algebra and particle physics by Rainer Schöpf. 9K 11/20/05
Multics Reunion and Dinner, June 2004. Events honoring Corby on 19 June 2004. 20K 01/06/08
Corbató Fellowship. Graduate Fellowship honoring Corby. 6K 03/29/07
Visiting CISL. Training the flying squad. 8K 11/20/05
Snow Joke. A message in the snow. 6K 11/20/05
Marketing Item. Teaching salesmen to consider Multics. 6K 11/20/05
Marketing Successes. 1970s articles. 7K 11/20/05
Publicity Photos. More 1970s articles. 6K 11/20/05
Honeywell User News. The first Multics sale in Europe and more. 6K 01/16/07
Installing USL. Crayfish and hurricanes. 7K 01/16/07
Flower. A never shipped Multics CPU. 9K 11/20/05
Using Ring 5. Protecting a source control database. 7K 11/20/05
Security. How the Air Force broke Multics security. 18K 12/07/07
The Origin of the Shell. RUNCOM and its progeny. 8K 11/20/05
Tech Square. Where we worked 18K 12/04/05
Telefunken TR440. Interesting German machine. 7K 11/20/05
Home Terminals. Forty years of logging in from home. 22K 02/10/07
Timing Channels. Covert channels and the star property. 12K 01/13/06
The Louisiana State Trooper Story. Another marketing legend. 9K 11/20/05
THVV Multics Bio. What Tom worked on. 22K 01/16/07
Unix and Multics. Our famous child. 14K 11/20/05
Development Documents. Internal documents produced during system development 15K 02/25/06
Multics Design Notebook, Section I: Introduction. Very early design documents. 15K 11/20/05
Multics System Programmer's Manual Table of Contents 177K 03/20/08
MSPM BA.1    MSPM - General Information. Early 1960s design for Multics. 7K 11/20/05
MSPM BA.2    Summary of Multics technical policy. Key early decisions. 9K 11/20/05
MSPM BA.3.00 Documentation Conventions. Rules for MSPM 10K 11/20/05
MSPM BB.2    System Module Interfaces (PL/I Subset for System Programming) 23K 11/20/05
MSPM BB.2.01 EPL Subset for System Programming. Definition of REPL. 9K 11/20/05
MSPM BB.3.01 Multics Standard Magnetic Tape Format 12K 11/20/05
MSPM BX.1.00 Multics Command Language. Language implemented by the shell. 22K 11/20/05
Index to MTBs. Multics Technical Bulletins 223K 03/28/06
AG91 TOC. Table of Contents of the Multics Programmer's manual: Reference Guide. 120K 11/20/05
AW17 Commands and Active Functions. List of Multics commands 103K 11/20/05
Segment Name Suffixes. List of legal segment name suffixes. 15K 11/20/05
Rules for the Multics Change Review Board. MAB-048 24K 11/20/05
Source Code. Index to source code modules on this site. 9K 11/20/05
activate.pl1. PL/I source of File system module activate.pl1 23K 11/20/05
bigletter_.pl1. PL/I source of utility module used in printer head page. 21K 11/20/05
bound-info-rtns.s.archive. PL/I source of 12 Multics user ring programs. 383K 11/20/05
calendar.pl1. PL/I source of user command calendar.pl1 53K 11/20/05
dialup_.pl1. PL/I source of answering service module dialup_.pl1 170K 11/20/05
fim.alm. ALM source file for the Fault Interceptor Module. 108K 11/20/05
link_snap.pl1. PL/I source of dynamic linker. 35K 11/20/05
pxss.alm. ALM source of Multics scheduler. 169K 11/20/05
vtoc_man.pl1. PL/I source of the Multics storage system VTOC manager. 45K 11/20/05
source-index.pl1. Index to Multics source files by library and bound segment. 1297K 11/10/07