2. Astro Events

Abe Lincoln's son - Robert's Observatory

Classic 6 inch Brashear Refractor in Vermont.
Located at Hildene, site of Robert Todd Lincoln's Summer home. Images taken August 2008.
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    Setting circle and vernier.
    The two beveled gears pictured appear to be made of bronze or brass. I wondered what the wear factor might be here, after 100 years of two of the same metals rubbing against each other. But things look pretty good.
    6 inch refractor has beautifulmetalwork at the tail stock of the instrument. Note the wooden knobs.