unremitting effort to a definite purpose

tions chronologically arranged, with the n

ntion. Name of Inv

ooved rifle barr

ter Torrice

ctrical Phenomena Wil

gine Thos. Ne

e with piston De

plication of steam engi

meter Fahre

inting press Ben

yping Willia

ying shuttle Jo

n Jar Klei

conductor Ben

jenny Jos. Har

iano E

ils Jere. W

r wood saw M

engine Jas.

lated with gas M

g iron Henry

on plow Jas.

boat John

on, first automobil

machine And.

ner Sam'l Ben

n gin Eli

c battery Vo

f safe Richard

l pen Wis

iron castings

od saw Newbe

oing steamboat J

der printing press F

ing shot gun Tho

tive, U.S Geo. St

y lamp Sir Humph

meter Cle

of water gas Ib

d cement Asp

n matches Jo

or iron furnaces

printing press

oform Guth

telegraph Pr

ectric motor S

Sides" locomoti

stle Geo. Step

Cyrus H. M

lic acid R

shoe machin

lene gas D

lver Sam'

for steam navigatio

ing iron Crau

metal Isaac

zing rubber

otype Louis D

sian well

tic piano S

legram sent P

der printing pres

ic tire Thom

machine El

an anaesthetic

oglycerin

e printing press

essure gauge

ngine George H

d cotton John

loading rifl

king machin

ire alarm Channi

d rock dril

er Smith &

ine Gaede

teel Sir Henry

cle Micha

ing car Wo

e car Gar

antic cable Cy

Eastern" l

r elevator E.

ed wire f

gun Dr. R. J

surgery Sir Jos.

teel process Sieme

edoes Whi

ng machine C.

mite Nobe

argarine M

y plow Sl

tooth harrow

luloid H

brake Geo. We

upler E. H.

telegraph Thos

nder harveste

ing reaper Loc

flour mills

g machine Pict

e Dr. Alex. G

aph Thos. A.

ngine N. A

transmitter Emi

for electric lamps

isc cultivato

ne transmitt

rless gun

bacillus Robe

ia bacillus

hole machin

is bacillus Rob

a bacillus Loui

bacillus Robe

ia bacillus L

bacillus Nico

ipyrene

achine Ottmar M

street railway in th

lectric trolley

hone Bell &

rocess McArthu

t gas light Carl

ed armor plat

hot camera Eastm

uipped with pneu

rifle Krag-J

eam turbine Pa

cope Thos. A

undum E. G.

electrically produced

ing air Carl

Prof. Roen

rom calcium carbide

telegraphy G.

n rays Fin

g lead pencil F.

electric light Pete

M. Santos-D

mower Deering Ha

ncyclopedi

rs in the house of su

Americana) was published, there have been a larg

und of radium is variously estimated at from one to three millions of dollars. Radium overturns all the laws of chemistry and physics. Scientists state that if a method of producing it cheaply is ever discovered it will create the greatest revolution

large establishments. It is practically indestructible, and gives eight times as much light with the same amount of electricity as other lights. Mr. Hewitt is a wealthy man, having inherited money. He comes of the fa

000 miles. Such a thing, a few years ago, would have been considered absolutely impossible,-unbelievable,-a wild flight of t

an application for a patent on an electrical

rs in telephones, are working on new styles of flying machines. With these experts in

TE

xandria, gives an account

e harbor of Barcelona, Spain, a vessel of two hundred to

genious Marquis of Worcester, c

n it, saying, "we enjoy great advantages from the inventions of others, so we should be glad of an opportunity to serve others by an invention of ours." A

88 by William Symington, a young Englishman, for a method of co

200) to enable him to make experiments in Paris. This invention of Chappe was called the "Semaphore Telegraph." Of course, misty or foggy weather would preclude the use of this signalling device. During the war between England and France an amusing incident is related of the use of the "Semaphore Telegraph." The admiral at Plymouth started a "wigwag message" to Whi

sor's laboratory, which seemed to serve a double purpose of a room for scientific and culinary operations. One of the professor's assistants was engaged in experimenting with a large electric machine which stood upon the same table, and had occasion to draw sparks from the machine. The wife of Galvani, who was present,

e who saw her for the first time. People who had seen her passing at night described her as "a monster moving on the waters, defying wind and tide, and breathing flames and smoke." The steamboats, at that time, used pine wood for fuel, which sent columns of ignited vapor many feet above the stack, and whenever the fire was stirred e

nvented the first railroad ticket. The inventor for several years devoted himself entirely to t

ment issued the fi

on, who opened still more wondrous roads to the brotherhood of the nations, and whose virtues, inspiring to great works, have left an undying example." During an examination before a Parliamentary Committee George Stephenson was asked, "Suppose, now, one of your engines to be going at the rate of nine or ten miles an hour, and that a cow were to stray upon the line, and get in the way of the engin

filed an application for a similar device. Bell won, and has been awarded great honors fo

bbed for building a sewing machine, by laborers wh

to the most perse

child of audacit

Pro

ke obstinacy f

ll, but it takes good leg

in bed-that's why we ought t

proverb says, "Waste not,

ntain of knowledge, but you'

tion, the more you will be impressed with the fact that almost e

ot the other kind preceded, and it is impossible to i

line, Welsbach lights would never

out the dynamo, and no dynamo if wire

ve preceded and any achievement of today is the resul

the world's store today is but the found

ot explain and these things will be called chance. Into the life

t Par