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Published
Tully Monster.
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Brass crucifix LaSalle Co., ~ 300 years old
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Photoelectric relay made at Yerkes Observatory, Williams Bay, Wisconsin, with the cooperation of the General Electric Co., and photoelectric cells by R. J. Cashman and W. S. Huxford, 1933. Courtesy of the Adler Planetarium.
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Moldboard plow (c. 1830 -1834), made in Connecticut. Illinois Legacy Collection, Gift of the Alan R. Smith family.