Butler citizen. [volume] (Butler, Pa.) 1877-1922, 1901-01-17

by Oersted: the American ship ''Savan-
nah utilized steam fol the first time
for crossing the Atlantic;an Blanchard
invented his lathe for turning irregular
forms.
In the third decade 1S2O-1s3Ol Fara-
dav converted the electrical current
into mechanical motion. and in expert
meuts in the liquefactlon aud solldltca-
ton of gases laid the foundation OF the
modern absorption ice machines; pins
commenced to be cheaply made on
Wright's machine; the first public pas
senger railway was opened IN England
between Stockton and Darlington;
Sturgeon invented the prototype of the
electro-magnet; Prof. Henry perfected
the same and rendered 1t effective Tor
all useful purposes in the arts. Barlow
electrical spur wheel, Ohm's law OF cleo
trical resistance. Becquerels double t1uld
galvanic battery, and Dal Negros elec-
trically operated pendulum marked 9th
er notable steps in the electrical field
Friction matches were introduced by
John Walker. Nelson's hot blast for
smelling iron was the greatest Of the
early steps in metallurgy, Stephenson
locomotive. Rocket. took the prize for
speed. the "Stourbridge, Lion was I'M
ported and was the first practical loco
motive to be put to work IN America, Da-
guerre invented the daguerretype, and
Ericsson supplied the steam fire engine.
In the fourth decade llS3O-lS4Ol the
United States began to show the fertll-
itv and resourcefulness of its inventors
to a remarkable degree. Prof. Hen
nv telegraphed signals to distant
noint bv his electro-magnet and invent
ed his electric motor; Mccormick ana
Hussev invented and put IN service
their respective Teapers; Baldwin built
the "Oid Ironsides, aud from THIS
time on American locomotives began TO
assert their claims TO recognition, ui-
til to-day in number and quality they
excel all others Prof. Morse gave the
world the telegraph; Colt invented his
revolver: Saxton divised magneto-elec-
tric machines; the link motion was IN
vented by James; Davenport made his
electric motor; Profs. Draper ana
Morse made the first Photographic por-
traits; and Goodyear discovered the
process of vulcanizing rubber. Import
ant steps were also being taken abroad.
Faraday discovered magnetic induction.
and also established the relation between
chemical and electrical force; PiXii CON
StrucUeQ Il11UtiO-tItCb1lS hl1ShlA4eof p'
cobb invented his rotary electric motor
and built the first electrically propelled
boat; Daniel devised his constant chem
ical battery; Cooke and Wheatstone de-
vised an electric telegraph; Steinheil
discovered the feasibility of utilizing the
earth for the return section of the cir
cult: Defries furnished the gas meter; +.
TALBOT made Photographic prints from
negatives: and Prof. Grove made the
first incandescent electric lamp.
Ten years more completed the frst
half of the century and this decade (1S4O
1850 brought SickeIs steam cdt-oh
Triggers pneumatic caissons; Nasmyth 5
steam hammer; the first telegraphic
message from Washington to Baltimore,
the introduction of an8sthetics by DR.
Wells and by DIR Morton; the Hoe type
revolving machine; Houses printing tel
egraph: guncotton and nitroglycerlne;
Howes sewing machine; Savage's time
lock: Bain's chemical telegraph; Bake
wells facsimile telegraph; Bourdons
pressure cages; Brewster's stereoscope;
the Corliss engine; the first submarine
cable dover to Calais; the collodion
process in photography; Sloans gimlet-
pointed screw; and American machine
made watches Sci. Americsn.