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#nationalmuseumofscienceandtechnology
galbium
·
3 years
Text
Encyclopedia Mecánica, a Spanish invention from 1949, widely considered a predecessor of the ebook. It uses mechanics, electrics, and air pressure to display text and images.
#encyclopediamecanica
#spanishinvention
#predecessorofebook
#mechanics
#electrics
#airpressure
#displaytextandimages
#patent
#spanishwriter
#teacher
#angelaruizrobles
#incredibledevice
#pressurizedair
#zoomfunction
#readinglight
#calculator
#prototype
#mechanicalencyclopedia
#nationalmuseumofscienceandtechnology
#lacoruna
#spain
#book
#read
#novel
#story
#fact
#galbium
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