A unique 3-D printed telescope named the Analog Sky Drifter may spark a revolution in amateur telescope making. In past years, the price of serious backyard telescopes has dropped considerably. Back ...
[Exhibited under heading: "Architectural, Mechanical, and Art School Drawings" and under the sub-heading: "Astronomical Drawings." Entries 04240603 and 04240604 were exhibited together as: "'The great ...
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