Josef Falk Nürnberg Plaatmetaal Model Magic lantern #collectible #early projector #historical technology #josef falk #magic lantern #model #nürnberg #optical device #sheet metal #visual storytelling
Rádió-Tehnika - 1971-1977 #1970s publications #amateur radio #electronics #electronics engineering #electronics hobby #historical technology #radio communication #radio technology #technical journals #vintage magazines
