The St. Louis Republic., 1904-07-31

. structions Mccaniques, which has works
at Muihausen, in Alsace. and at Beifort.
IN France near the German border 1t
| shares with the other working engines the
| task Of illuminating the Fair and running
the machinery III the other buildings.
| Persons interested in the raper trade
| stop long TIME to examine a giant weld
ed steel "digester," used in the manufac--
ture of paper. 1t is feet in diameter and
its total length is 42 feet inches. 1t
| weighs I,3U pCLnds.
In this same exhibit are several marine
ooilers ana sCrIe submarine mines. The
| latter cause r.any inquiries from lands
the important part similar mines have
played in the Ri sso-Japanese War.
2 But one can get weary of things whose
size IS their Elcst impressive characters
tic There are plenty of such exhibits il,
Machinery Palace. There is a planning ma
chine which 5niooths down piece OF iron
or Steel feet wide and 20 feet long as if
1t were so much white pine. Near by is a
gigantic ''suillotine' shears, made TO cut
boiler plate up to quarter inch in thick
s@sb 1t Mod Ggts wi With ,ba as mnSh eaSs tin
the tr1mmed-on narrow strips ofAnetal be-
coming SruolIn:, hot with the process and
curling amazingly.
FOR BORING STEEL
Not far away is boring machine, built
by New York firm. 1t is capable of bor-
ing in steel hole any size from quarter
of an inch up to feet Its planer is
10 feet wide, and a 5.0Go-pound steam
hammer is part of the equipment. The
entire machine weighs 3s5,0eo pounds.
Two immense travelling cranes helped
Install al: tins heavy machinery. Rail
load tracks lead directly into the build
Ing. though they are all covered now.
to the cranes to get busy. They worked
with might and main to get the big
pieces into position. Now they are taking
d weli-earned rest.
r-..t- DEl,t fn- nnfyn rsv,nr
and other largest in the world ma
chimes. to turn to the little things, of
which the hall contains literally thou
sends. Possibly one of the most interest
ing is an automatic pinion cutter From
the end of d tempered steel wire the ma
chine cuts away about a quarter of an
iIch. after having polished and shaped
1t to some extent. Then the gearing is
cut with mathematical precision, a
stream of oil all the while helping TO
Eetp II cool. AT the end of minute and
stolidly drops the highly finished pinion
in the stream of oil and. without further
preliminary. attacks the end of the steel
wire again. The machine is capable. it is
declared. of running all the time. 1t
covers less than a square foot of space
and is barely ten inches high. hardly az
,arge as an an ordinary typewriter. but is
And one clever inventor has found a
real use for hot air-no joke. This man
| makes superheatcd atmosphere do all sorts
n
invention to lifting water from wells and
springs. There is no boiler. none of the
usual requirements of an engine except
fire. and that may be supplied by anything
combustible. from natural gas to pine
knots. The fire once started. the engine is
soon going. and there Is no stopping II
| unless something breaks or the fire goes
out.
SHRINKING woOLEN GOODS.
a French machine for shrinking wooden
goods attracts attention in the east end
of the hall. Close by belt conveyor
big anthracite mines. Lumps of rubber
noise and dust.
A machine for finishing straight-edge
tools. IN actual operation, always has a
crowd Of interested spectators.
There's a cohtrIvance for moving pack
ing cases. boxes and all sorts OF small
Parcels to all sorts OF places by utiiizIng
tEelr weight as motive force. The ma
cnlne simply directs wnere they shall go,
and they go. Catering joyous,y.
Countless varieties of strange looking
woouen articles are made in the section
devoted to wood working machinery Most
as souvenlrs-for the souvenir lad seems
to take possession of everybody who guey
to the Far. Ii Is manifestiy Impossible to
carry away souven.r of the big engine
unless little descriptive leaflets are count
ed. so the average visitor conso.es himself
with buying a souvenir OF something else
and remembering the engine for It's own
sake.
one considerable section of tine building
Is devoted to models of recent inventions.
the range covering almost everything
thinkabie, from a screwdriver to an auto
matte cotton picker. which in the next
great exposition may-if the hopes of the
inventors are realized-uccupy d cons ojcu-
places among the full-f1edged exhibits.