Z80 CPU Microprocessor Instant Reference Card (1981) [pdf](ballyalley.com)81 points by hggh 2 years ago | 17 comments
An Evaluation of the Remote Viewing Program: Operational Applications (1995) [pdf](cia.gov)26 points by mmastrac 2 years ago | 6 comments
FTC Sends Civil Investigation Demand to OpenAI [pdf](washingtonpost.com)39 points by 1vuio0pswjnm7 3 years ago | 9 comments
Convex Architecture Handbook 1984 [pdf](bitsavers.informatik.uni-stuttgart.de)60 points by camel-cdr 2 years ago | 7 comments
JVIC: New web-based Commodore VIC 20 emulator(vic20.games)29 points by lance_ewing 9 months ago | 28 comments
Alan Turing's 1950 manual for the Mark I electronic computer [pdf](archive.computerhistory.org)212 points by lisper 2 years ago | 53 comments
![Screenshot of ballyalley.com: Z80 CPU Microprocessor Instant Reference Card (1981) [pdf]](https://hn.urlbox.com/shots/renders/2024/7/14/531c30d2-0316-45ff-91b6-a402dcfc4828.jpg)
![Screenshot of cia.gov: An Evaluation of the Remote Viewing Program: Operational Applications (1995) [pdf]](https://hn.urlbox.com/shots/renders/2024/10/30/1232bb11-d7f0-443d-aaf0-08767632fa5a.jpg)
![Screenshot of washingtonpost.com: FTC Sends Civil Investigation Demand to OpenAI [pdf]](https://hn.urlbox.com/shots/renders/2023/7/14/cf18349e-eb42-428c-8d85-b52997c1bacf.jpg)
![Screenshot of bitsavers.informatik.uni-stuttgart.de: Convex Architecture Handbook 1984 [pdf]](https://hn.urlbox.com/shots/renders/2024/7/16/f4000a87-ca18-40f8-88f5-e5045afe15b0.jpg)
![Screenshot of archive.computerhistory.org: Alan Turing's 1950 manual for the Mark I electronic computer [pdf]](https://hn.urlbox.com/shots/renders/2024/9/23/3991c19e-7012-43f2-a6ca-034db81c4ddc.jpg)