https://fr.wikipedia.org/wiki/Appareils_photographiques_historiques#Photosph%C3%A8re_de_Conti
https://fr.wikipedia.org/wiki/Appareils_photographiques_historiques#/media/Fichier:Photosph%C3%A8re_-_CnAM_20828_-_02.jpg
#motdujour #histtech
RE: https://mastodon.world/@BibPortRoyal/116279435089636602
Commerçant, moraliste, mathématicien, philosophe, physicien, inventeur & mécanicien, et même entrepreneur de transports en commun !
https://fr.wikipedia.org/wiki/Carrosse_%C3%A0_cinq_sols #histsci #histtech
Blaise Pascal dans ses oeuvres
Electrical terms that Benjamin Franklin appears to have been the first to use, at least in print in English: armature battery brush charged charging condense conductor discharge electrical fire electrical shock electrician electrified electrify electrized Leyden bottle minus (negative or negatively) negatively non-conducting non-conductor non-electric plus (positive or positively) stroke (electric shock) uncharged This list is from Carl Van Doren’s 1938 biography. “Though he never lost sight of what was being done in electricity during his whole lifetime, he was perfectly willing to have his contributions to it absorbed in the enlarging science. They were absorbed, and it is now...
Englands first printed-globe maker. Emery Molyneux #histsci #histtech
https://thonyc.wordpress.com/2026/02/25/englands-first-printed-globe-maker/