The sun., 1900-11-25
LITTLE LOCOMOTIVES.
Si,g wODtI WisHi,Es. COsTfvo HrN.
DRfDs ~ DOIftRS



Model locomotives complete or parts With
which such locomotives may be built. are now
Adays sold In such numbers that the produc-
tion constitutes u branch Of manufacture 10y
Itself. The locomotives ar. made IN four stan
dard sDe-. Of which the three smaller are those
more commonly sold. The largest of all Is
rs likely to DO sold for business uses as for the
purposes Of a model.
No, |, the smallest Of them has length over
all, engine and tank. Of thirty-nins inches.
runs on track OF three and n half inches gauge.
and Ia OF three-etshths OF a horse power. Ii
~ sold for 500 No 2 IL Of half a horse power
and 1fty-eight inches over all. runs on a track
OF Ave and quarter inches gauge and sells for
$50. No. 3 Is OF one horse power. an d seventy =
eight inches over all. runs seven inch track,
and sells for $3.50. No. Z. OF two and a hall
horse power. is ios inches in length over all,
runs on a track OF twelve inches gauge. and
u sold for $500.
These are all copies Of a heavy passenger
locomotive Of modern type. and made to
scale. They are complete working locomo-
tives In miniature. There Is also made model
locomotive engine OF the type used on tie ele-
! waited railroad In this city. II Il twenty-six
inches In length over all and sells for So
The model locomotive. handsomely nickel
plated is sometimes sold TO be placed In the
office Of some railroad company. Inventors
buy these locomotives upon which 10 display
to the best advantage new and improved ap-
pliances. and. sometimes. for the better illus
tration OF improvements in track equipments,
as in frogs and switches. the model locomo-
ton Is shown In motion Technical schools
buy them TO illustrate the valve motions
Youths about to take up the study OF mechani-
cal engineering buy them. as do young men
already engaged in such study or Just grad
uated from II. as a practical aid In their pursuit
OF knowledge Of the mechanisms involved.
Such engines are sold TO be given away. US for
! Instance by some generous River TO a boy or
young man who was interested In locomotives
| Such an engine as the No has been put TO
actual use In the operation Of q railroad In a
back yard and hauls little cars carrying chill
dren. In a large room in house hero In the
city. there has been put down miniature rail-
road system. tracks and switches and 40 on.
upon which n model locomotive Is operated:
in this case. however. not for amusement bu.
for purposes Of experiment and observation;
this installation having been made. as all
changes in it from time to time are. by the ex-
perimenter
But while the number OF model locomotives
sold complete Is considerable. there are sold
more parts from which like locomotives may
be constructed. These parts are sold In the
r,,,,.h ., ho n,orl.., 49,, .,a e,i.h.a 10, a..
r.rson .ho Chm. da,,o,as hi,,so,, 80 ,h. h,,rd.
,rv NJ n locomotive Tba, or. ,rrrished for
all the different sizes of engines The cost OF
any set Of parts Is OF course very much less
than that OF the finished engine The total
number OF parts supplied in a set for the engine
Of the smallest size Is upward Of $50 includin q
! such things as cylinders and pistons. slide
! valves and valve stems. knuckle Joints and
sho,, an. ro,.orso -. ,','i. -. :, ,'.s
! haar,,,, o,,i .o.,,,.,,, ,.'..,. 80 - :, -
rods boad,ir,, .,aras,ao, I'm , 80
81 a. ~ Tt. .,,,,.,.. a..
o,Ii,so =. i". ' ',..,
! cNilhoerS u = OF an men. stroke OF cylinders
| l'. inches. The diameter OF the driving wheels
is A.. inches and Of the truck wheels u, Incbes
Ia,,,h -, han,ra :, -. .,a, 81
inches; height Of stack above rails % inches.
| The castings for various parts cf these on
o,nes .uch 90 ov,,ndors s,nar, oho.,s aI, G
Nhes' such as cylinders. steam chests, main
! frames. tall piece and wheels, are supplied In
hrnss. in iron. and in oIuminum sl,ov as NAV
! ,s, 81 y go -, ~ -'''''u'' amy "' may
/ or iron or Of steel. For the use TO which II IT,
here put the aluminium ALLOW Is well adap,ed
/ "'''' - "' "''f ~.
on account oi its liShtness, the ease with which
Il can be worked In lathe or planer, and It's hard
ness ana peanty oi nn'Sh' Driving wheels OF
thiS material. Tor example. might be painted
! locomotive wheels would he with their rims
/ ,o,, ,,.,,..i.,,., :, -, a.. -, -
'eil "''Pd''"e' l" stan" ioF the s'cri ureS'
| Not everybody has the tools and the machines
| that would be required To finish all tho sevcra,
parts Of the engine. and people often. this of
| course. adding something TO their cost, get
| mora or less NJ tho narts in q fnisbod s,a,o
s..i'I VS.. p'' - ''a',,
30 that the h''lhs remaining 10 be done snail
! be such as can be done with compare vely
| few and simple tools Mos, peonle NV ,bs
/ . ,. - - ''
hoiler compete many get the Cylinders bored.
I the piston and rod fitted to cylinder and so
] -, Soma Inv MANY marta e,isbod ora 80.
D % 80 ' ' 70 u a4i' '""'
J only lew IN that state; While some have one
/ thing finished and some another And some
,,le au ,h, norts 4, tho ro,,h a,d ~ ,,,a
a. be-, wbflIy ,hamsoI,aes Ia anu WI WI & ailu
Mon haye had n, hnr,n Ill ,i,h hib hT
nn,id ~ .'a go ~, ~ rt VII VIZ Will .iies
oo,a y" uo n,hnr pa-, ,hnt anu Wren ,ilsy
,bsn thew have hired in somehodws' ' ,"J no
hon he 'rrYle,n ~ us,n M .,,b ~, ma &nafill,e m
chines "a ns ,hsr rn;gb, ran,tr, TO- ,S , Hiu ma
ii thaso Ioon,nn,iya h,i;i iSar o' e tS . sI.o
,otno,t io ,,ir wnrs 'hr = ,,,u Srrat en-
c,;ng -, onurse M, ,L rIIs, rcn,nI, p'aSuhe
Tham ,iaMu az nn,a -, ra,b. ~ ha q ny ~,
int ,be incountiya in ,ha Fnrn, % .,a Vi mo
my ~, ~, iI,ia W 49, III W ~ w oi ruaI
W ton Iocoi'p,i'es p , tnefe ~ sreat variety,
,., n ". I,."i!ii IiIJ ny tnn,cndhloai
puWe, al'I soii,e os ,e'trIrctf. mere are
Wv Nttdi,I w u uplen uHleTent