his ladder, about
9 feet high and with 10 steps, narrows toward the top. Adjustable legs
allowed it to be moved forward or backward for the desired positions in
fruit picking. Gift of Mrs. Arthur Z. Gardiner, McLean, Virginia.

408. Tobacco, 1969. USNM 291350; 1970. Leaves of tobacco, a plug of
tobacco for chewing, and a leaf roll of tobacco. Gift of Mrs. Wanda
White, Thurmond, North Carolina.

409. John Deere Garden Tractor, 1963. USNM 275276; 1970. The first
garden tractor-riding lawn mower made by John Deere Company in 1963.
Called the 110, it is a typical suburban tractor with a 7-horsepower
engine and forward and reverse gears. Gift of John Deere Company,
Moline, Illinois, through George Neiley.

410. Montamower Lawn Mower, 1923. USNM 293356; 1970. This lawn mower,
made by Montamower Co., Traverse City, Michigan, has 16 rotary blades
that are about 2 inches in diameter. The blades are set in a frame and
are geared to the same number of wheels on the ground. The machine was
patented on August 21, 1923. Gift of Andrew Corle, Chevy Chase,
Maryland.

411. "Cyclone" Seeder, early 20th century. USNM 292872; 1971. A
crank-operated broadcast seeder that the farmer carried as he walked
across the field. Gift of Mrs. Alice Wiser, College Park, Maryland.

412. Straw Beehive, 20th century. USNM 296260; 1971. This skep (a
beehive made of woven straw) was made in the 1950s but is of a sort that
has been used since ancient times. Gift of A. G. Woodson Company, Grand
Rapids, Michigan.

413. Apple Cider Press, about 1875. Received in 1971. This "Buckeye"
press, made mostly of wood, was manufactured by the P. P. Mast Company
of Springfield, Ohio. Many presses of this design were used throughout
the country. Gift of Mrs. S. D. Mottley, Marshall, Virginia.

[Illustration: Figure 34.--Roberts-Mackensen bee insemination
instrument, 1944. (Catalog No. 414.)]

414. Roberts-Mackensen Bee Insemination Instrument, 1944. USNM 295414;
1971. This stainless steel device holds the queen bee while the
technician performs the operation. Controlled breeding of bees has
resulted in hardy and gentle breeds and greater production of honey.
Gift of Dadant & Sons, Hamilton, Illinois, through Charles Dadant.

Index to the Catalog

(All numbers refer to catalog entries, not to pages)

A. G. Woodson Co., 412

A & P Co., donor, 72

Abbot, Charles G., donor, 27

Agriculture, Department of, donor, 45, 46, 48-53, 55, 99, 366, 380,
381, 385