7 Technological Revolutions: Phygital From Agricultural Information To Phygital Science Automobile Heavy engineering Steam engine AL Industrial Agricultural OF PHYGITE AT ST 1650 1780 2021 Photo by Cosmin Serban on Unsplash 1810 1875 1900 1940 1975 2021 2021 Photo by Mihály Köles Photo by Museums Victoria Photo by Sherry Chen Photo by Ant Rozetsky Source of photo Photo by National Cancer Institute Photo by Markus Spiske Eon Reality