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Improve a few dates in the timeline. #4

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Feb 13, 2026
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Improve a few dates in the timeline. #4

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24 changes: 15 additions & 9 deletions docs/research/TIMELINE.md
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Expand Up @@ -8,10 +8,11 @@ the Summer 1982 USENIX conference took place.

### Timeline

- **1980** — **Rogue** released for Unix by Michael Toy and Glenn Wichman at
UC Santa Cruz, with later contributions by Ken Arnold.
- **Fall 1980** — **Rogue** created for Unix by Michael Toy and Glenn Wichman
at UC Santa Cruz. Wichman: "It caught on immediately, like wildfire." (USENET,
1984-04-06)

- **~Summer 1980** — Brian Harvey invites Lincoln-Sudbury students to
- **Summer 1981** — Brian Harvey invites Lincoln-Sudbury students to
California for a summer class he is teaching at San Francisco State
University. During the trip, Jay Fenlason visits UC Berkeley and plays
*Rogue* for the first time: "The summer between my sophomore and junior
Expand All @@ -23,12 +24,12 @@ the Summer 1982 USENIX conference took place.
obsessed person who'd been cut off, I decided to build my own." (Craddock,
pp. 92)

- **~1980–81** — Fenlason creates the earliest version of Hack in **Logo**
(Turtle Graphics) on an **Apple II**. Once satisfied with the Logo
- **Summer 1981** — **Jay Fenlason** creates the earliest version of Hack
in **Logo** (Turtle Graphics) on an **Apple II**. Once satisfied with the Logo
prototype, he migrates the game to C on the PDP-11/70 at Lincoln-Sudbury.
(Craddock, p. 94)

- **1981–82** — **Jay Fenlason** develops Hack in C at Lincoln-Sudbury
- **Fall/Winter 1981** — Fenlason develops Hack in C at Lincoln-Sudbury
Regional High School — his "first semester programming project" (READ_Me).
The development environment is a PDP-11/70 running V7 Unix (alpha test site
for 2.9BSD), administered by a student-run Computer Center Users Society
Expand Down Expand Up @@ -165,17 +166,22 @@ Full license texts preserved in Brouwer's published account.
- Neozeed, "While hunting for Hack 1.0 in usenet" (reproduces Brouwer's 1985
Usenet response about the PDP-11 version)
- Usenet archives via SuperGlobalMegaCorp Altavista Archive
- Glenn Wichman, ["Rogue History: Information
Desired"](https://groups.google.com/groups?selm=2980@fortune.UUCP) (posted
1984-04-06 to the USENET newsgroup net.sources.games)
- Lincoln-Sudbury Regional High School, "Dyad: 1982" (yearbook that shows
Jay Fenlason finished his junior year in 1982)

## Lineage

```
Rogue (1980, Toy/Wichman/Arnold)
Rogue (Fall 1980, Toy/Wichman)
|
v
Hack in Logo (~1980-81, Apple II, Fenlason)
Hack in Logo (Summer 1981, Apple II, Fenlason)
|
v
Fenlason Hack in C (1981-82, PDP-11/70, Lincoln-Sudbury)
Fenlason Hack in C (Fall/Winter 1981, PDP-11/70, Lincoln-Sudbury)
|
+---> PDP-11 Hack (~1983, Huisjes & de Wilde, VU Amsterdam)
| |
Expand Down