documents added in the last 31 days

• library/Electronics/Sparks from Steam_ The story of the Armstrong hydro static-electric generator_ A F Anderson_ 1978.pdf (4 MB at Sun Jun 21 14:52:03 2026)
• library/Engineering/Pneumatics/Multihour Stratospheric Flights with the Heliotrope Solar Hot-Air Balloon_ Daniel C Bowman et al_ 2020.pdf (2 MB at Wed Jun 24 14:02:50 2026)
• library/Computing/YellowKey.zip (89 kB at Mon Jun 15 21:31:37 2026)
• library/Computing/Perlisms - EPIGRAMS IN PROGRAMMING.txt (12 kB at Mon Jun 15 17:59:29 2026)