Arizona republican. [volume] (Phoenix, Ariz.) 1890-1930, 1919-11-04
GOVERNMENT FAIR
EXHIBIT REPLETE
WITH INFORMATION

Displays giving. practical demonstra-
tons of scientific discoveries in regard
to both the animal and plant industry
of the country, together with concrete
information concerning forest service
states relations service, the perfectins
of public roads, improved weather bu
reau instruments, and the disclosure of
certain fraudulent patent medicines
make up larfe portion of the exhibit
put on by the United States govern
ment at the Arizona state fair.
Chestah A. Ludstrom, assistant in
forest education in Washington, and
sent out by the government as director
of the entire forest exhibit stated yes
terday that the splendid exhibit made
az the Phoenix fair is only beginning
as this is the first year such an at
tempt has been made. Each year, ac-
cording to Mr.. Ludstrom, the displays
will become more extensive and COM
prehensive.
The forest service exhibit shows by
means of model pictures and diagrams
how to treat fence posts to prevent de-
cay; how to properly conduct a lumber
operator in order to secure a maximum
of utilization and the least waste; how
erosion takes place and how lowland
farm lands are ruined by deforestation
timber supply is protected against for
est fires; and how the resources of the
national forests are used. A miniature
box testing machine demonstrates how
the government was saved thousands
of dollars during the war by means of
this apparatus alone.
Exhibit instructive
Those who would be livestock and
poultry raisers will find the animal
industry exhibit enlightening and in
teresting. Models of approved types of
chicken houses, such as the backyard
poultry houses, the colony house, brood
coop, and full sized trap nests tell OBJ
! jectively how chickens should be cared
for. Six types of sheep feed troughs
and two types of approved sheep barns
are displayed
The bureau of markets exhibit shows
| how wheat flour is affected in baking
| by foreign matter in the wheat. This
4, display also contains various federal
grain grades, indicating how the fed
eral authorities inspect grade grain
and how federal supervision is con-
Quoted.
In the exhibit of the bureau of chem
| istry a list of patent medicines found
| to be fraudulent by the government is
made public. This exhibit also con-
| tains a model flour mill with which
demonstrations are made periodically
to illustrate how dust explosions in
large mills take place.
Bureau of Entomology
The bureau of chronology displays
various injurious insects. and scientific
methods used in combating them.
Specimens Of sprays. apparatus. such
as grassohpper traps are in this de-
partment.
An ingenious electrical continuance
in connection with the model of a
house wired for lightning protection
forms the exhibit of the weather bu-
reau. BY means of the electrical con-
nection lightning is made to strike the
house, demonstrating how the cleo
tricity is carried off by the wires. All
instrument to record the speed of the
wind, instruments used in forecastins
weather, and flags used as weather
signals are also on display.
Public Roads Exhibits
The public roads exhibit has model!
demonstrating how the standard type!
of roads are constructed. Those OF
display include concrete brick, bitumi
nous macadaIn, gravel, sand, clay, Will,
another model shows how new road:
are relocated by the government il
order to take advantage of the scent,
beauty of the region. Pictures of road
side planting and views Of the mos
beautiful highways are shown. Plan
of simple farm homes are on hand anC
may be had on application.
By means of charts, the exhibit o
, the states relations service places be
fore the public the plan adopted by thu
department of agriculture to cooper
ate with county agents for the help o
bureau communities in all agricultur'
and home economic problems.
The division of publicity has sen
:. 100 sets of the most popular farrnin,
| bulletins to be read and examined b,
visitors. Copies may be obtained upol
+ request.