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Sperry
Observatory has been operated since its dedication by Amateur Astronomers, Inc. The observatory houses two of the largest telescopes on the East Coast open to the public on a weekly basis. The East Dome holds a 10-inch f/15 refractor built by AAI members and donated to the college in November
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Roy W. Smith. A Union Made in Heaven: A History of
Amateur Astronomers, Inc., 1949-1999 (University of Michigan 1999) (218 pages)
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1972. The West Dome has a 24-inch f/11 Cassegrain reflector purchased and owned by AAI, and installed in
October 1974.
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