ter, to the present-day countless necessities of Twentieth Century life. The same marvelous broadening of the field is found in all directions. The few illustr

LLUSTRATING THE V

ION FROM PRIMIT

NEEDS TO THE

S OF CIVI

O

cyt

ick

rden Tools, Plows, Harrows, Rol

owe

ind

resh

ators, Sprinklers, Weeders, Inse

oad

load

-elevat

ss, Incubators, Brooders, Mil

tes,

res,

NG { Conveyors, Pens,

very-s

ce App

atio

ows and Arrows, Snares,

s, Pe

Rubber

utl

tov

ett

ks, Lines, Boats, C

roi

Ov

ndim

rin

stil

oratin

evat

riger

ann

uri

ryi

ick

oratin

usi

stru

hea

Pa

Ca

Ga

To

Mo

tures

09, by Goodw

EL

ineering F C

ting, U

ry, R F

orking,

ting, I

utting, S

H Gla

N. I Per

Bo

et

Shelf, Mill House, et

r Alarms

lvers,

Arrows

ry Battl

nce: Fir

hes Sweepers, Soaps, et

bilit

ves, Air-

arry

eme

las

Furnaces, Hot air, Hot water,

l-Stru

et

Wall Paper, Molding, Carving,

Instruments, Speci

s, Oil, Gas, Electricity

09, by Goodw

OT

ning,

hing, T

Sorting,

ing, S

nizing,

, Fitting

ons, T

ng Mac

et

I

n, Wool

er, Sil

eathers,

Fibre,

, Pulp

A

us Stone

ns, Ne

ts, Pins,

Watches, P

ries, Per

smet

E

ising, D

tor

ng Mac

h Reg

et

I

09, by Goodw

SPOR

V Sleds,

E Jinrikishas,

leighs, Coac

Coffins, Car

locipedes, W

L Trucks,

s, etc. E

ycles

nowshoes, R

r-skates, A Cab

Boots, I Ai

ppers, L Third

s, etc. R Mon

rs, Ga

rs, El

tors

Steam Pr

{ Poles, Exchanges, Directories,

ons, Di

ropl

copter

, Poles, Conduits, Semaphore, Stock Ticke

lco

lec

evat

Stairwa

pes, Sta

WAYS AND TUBES { Reinforce

atic Ma

er box

anknotes, Vaults, an

09, by Goodw