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Optical Telegraphs: An Early Internet (2018) (douglas-self.com)
29 points by camtarn 26 days ago | past | web | 2 comments
Optical Telegraphs: An Early Internet (douglas-self.com)
1 point by camtarn 31 days ago | past | web
The Paris Compressed-Air Power Network (douglas-self.com)
25 points by camtarn 31 days ago | past | web | 4 comments
The Paris Pneumatic Clock Network (2018) (douglas-self.com)
142 points by Luc 31 days ago | past | web | 33 comments
Acoustic Location and Sound Mirrors (2004) (douglas-self.com)
43 points by spking 3 months ago | past | web | 4 comments
The Auxetophone and Other Compressed-Air Gramophones (douglas-self.com)
2 points by EamonnMR 4 months ago | past | web
The Museum of RetroTechnology (douglas-self.com)
49 points by tomatotomato37 7 months ago | past | web | 13 comments
Acetylene Engines (douglas-self.com)
1 point by aurhum on Jan 3, 2016 | past | web
The Tower spherical steam engine (douglas-self.com)
2 points by thisjepisje on Dec 11, 2014 | past | web

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