Revolutionary invention in Vienna in 1840
It is little known that photography was revolutionized just one year after its birth by an invention made in Austria. The physics professor and mathematician Josef Maximilian Petzval...
Continue readingIt is little known that photography was revolutionized just one year after its birth by an invention made in Austria. The physics professor and mathematician Josef Maximilian Petzval...
Continue readingA remarkable discovery of an Austrian 35 mm camera, which was probably invented and produced by Karl Them (1888–1966), who ran the first camera shop in Steyr (Upper Austria). As a chance...
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