ion. (Catalog No.
98.)]

98. Model of McCormick Reaper, 1831. USNM 121526; 1953. A scale model of
the 1831 reaper of Cyrus McCormick, built long afterwards from
descriptions by the inventor. Gift of McCormick Historical Association,
Chicago, Illinois.

99. Bee Colony, 1953 (renewed yearly). A 3-story bee hive with about
60,000 bees. The hive was designed by experts at the Department of
Agriculture Research Station, Beltsville, Maryland. The United States
Department of Agriculture donated the hive and the Italian bees.

100. Model of Ox-Powered Sugar Cane Mill, 1925. USNM 200380; 1954. Model
of a mill of a type used in Puerto Rico as early as 1523. It took ten
men and four yoke of oxen to operate the mill, which could crush about
four tons of cane in a 12-hour day. This type of mill extracted about 40
to 45 percent syrup based on the weight of the cane, compared to 80 to
85 percent extracted by modern mills. Gift of Daniel Thompson,
Petersburg, Virginia.

101. Model of Water-Lifting Wheel, 1884. USNM 200380; 1954. A model of a
wind-driven waterwheel used for raising water into the evaporating beds
in salt works. This type of device lifted water from the ocean in Puerto
Rico. Gift of Daniel Thompson, Petersburg, Virginia.

102. Model of Grist Mill, 1883. USNM 200380; 1954. This model of a
water-powered grist mill resembles those used throughout America in the
19th century before the discovery of the gradual reduction process and
the consequent centralization of the milling industry. This particular
mill, known to have operated from 1883 to 1940, ground corn in Puerto
Rico. Gift of Daniel Thompson, Petersburg, Virginia.

103. Farm Copybook, about 1840. USNM 209042; 1955. Wells Forbes, who had
a farm near Alexandria, Virginia, kept this book for about a year in the
1840s. Gift of Bessie W. Palm, Washington, D. C.

104. Grain Cradle, about 1900. USNM 210597, 1956. Grain cradle used
before 1900. Gift of Jennie Sabrosky, Sturgis, Michigan.

105. Model of Hussey Reaper, 1833. USNM 212910; 1956. A model of the
1833 reaper patented by Obed Hussey and based on the specifications of
the patent. Constructed by the Office of Exhibits, Smithsonian
Institution.

106. Horse Spurs, possibly late 19th century. USNM 211312; 1956. Gift of
Catholic University of America, Washington, D. C.

107. Bridle Bits, possibly late 19th century. USNM 211312; 1956. A
rugged type of bridle bit with steel rings used to control horses. This
pa