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Hayden Planetarium NY, Stereopticon Projector, Postcard Related: Science <6> USA / NY - New York <82> Availability: Unavailable. Sold for $8.75 in Mar-2009. Title: THE HAYDEN PLANETARIUM, NEW YORK - PROJECTION INSTRUMENT Description: Vintage postcard of the projector at the Hayden Planetarium in New York, NY. "The projector is really a multiple stereopticon, a super magic lantern, with more than 120 different projection units giving a complete picture of the sky." Era: 1950s. Producer: Unknown Producer text: None Status: Unused. Condition: Excellent. Attic Postcards ID: LD7910 |