![Screenshot of cs.umd.edu: Ultra-low-power localization tag uses cellular signals [pdf]](https://hn.urlbox.com/shots/renders/2024/12/12/49c18f31-784c-4272-bbfc-77fec4086948.jpg)
![Screenshot of bitsavers.org: Programmers Guide to the AMIBIOS (1993) [pdf]](https://hn.urlbox.com/shots/renders/2025/5/4/a0087e0d-8f6c-4251-b6a9-474bfb6fa21f.jpg)
First screen, captured .
Looks similar
![Screenshot of ams.org: Machine-Assisted Proof [pdf]](https://hn.urlbox.com/shots/renders/2024/12/28/78f19787-8c3d-4276-91fd-5354f759bef1.jpg)
Machine-Assisted Proof [pdf](ams.org)
177 points by jalcazar | 91 comments
![Screenshot of thedaemon.space: The psychonaut field manual [pdf]](https://hn.urlbox.com/shots/renders/2025/1/1/94342e9f-2958-414e-badb-eaba5caab376.jpg)
![Screenshot of pubsonline.informs.org: Richard Bellman on the Birth of Dynamic Programming (2002) [pdf]](https://hn.urlbox.com/shots/renders/2024/12/22/c03615be-4af5-4817-8c0a-1729f49fda7c.jpg)
![Screenshot of crisesnotes.com: Doomsday Book (2006) [pdf]](https://hn.urlbox.com/shots/renders/2025/1/7/8b7b0d1d-5df5-4c49-aea4-fe4dc31e10f1.jpg)
Doomsday Book (2006) [pdf](crisesnotes.com)
269 points by Jimmc414 | 195 comments
First screen, captured .
177 points by jalcazar | 91 comments
269 points by Jimmc414 | 195 comments