East Oregonian : E.O. (Pendleton, OR) 1888-current, 1906-10-30
NEW ARMY RIFLE
VELOCITY OF BULLET
22OO FEET PER SECOND.
Maximum Range Is 1917 Yards and
the Powder Pressure i'm the Rifle
Chamber ~ $4,000 Pounds Per
Square Incl,-At Fifty Feet Its Bull
let VIII Penetrate SIS Inches of
Pine.

PendletOn sportsmen, hunters ana
marksmen will he interested in the
following description of the new
army rifle, Just sent out by the ma
tional board for the promotion IF
rifle practice.
This board is sending out regular
weekly bulletins 10 all newspapers and
the East Cregonian will take pleasure
in using such of the bulletins as are
found interesting TO It's readers.
The bulletin describing the new
Iifle is as follows:
The new magazine rifle, model OF
1909, with which the army is equip
ped, is 80 oaliber. The cartridge.
loaded with about 43.e grains and the
bullet leaves the rifle at the rate OF
2200 feet per second. The complete
cartridge weighs about 450 grains.
The bullet has core of lead and tin
composition enclosed in a jacket OF
cupro-nickel. The sides of the bullet
are smooth and the base flat. 1t
weighs 220 grains.
Five cartridges are packed in q
bandoleer made of khaki cloth, with
six pockets. Each pocket is sewed
up, but a piece of tape is attached In
such a manner that by pulling on its
end the seam readily opens. The
weight of the bandoleer with cart
ridges is about four pounds.
al nar nj.
| ridge will be manufactured loaded
with so grains of powder and an un-
| Jacketed bullet of lead and tin COM
position, weighing III grains. 1t will
give good results at 100 yards and
can be used up TO l5G and 200 yards
| There is also a gallery practice cart.
ridge for use up to 100 feet. 1t is
loaded with three grains of .3S cali.
Der powder.
Those who think they know all that
is necessary ir shooting 4 moderr
rifle should read the instructions tC
| be issued for the use OF the new mode
rifle. They say, in part: I'm adjusting
the sight for elevation at any range
| it must be borne in mind that, in ad'
dtion to the allowance made for va
riatiOns IN the muzZle velocity of tht
ammunition, allowance must also b,
made for the effect of differences IL
| light, the amount of front sight seen
the effect of heat developed in firing
the personal equation of the firer, IN,
peculiarities of individual guns
etc."
1t is an interesting fact that tn,
initial velocity changes with the diff
ference in temperature. At zero ther,
is a loss of 50 feet per second, whic',
diminishes as the temperature rise.
until il is normal at 20 degrees Fab
renheit. The hotter it gets the faster
the bullet leaves the gun, and at 12(
degrees 1t has gained 35 feet per sec
ond.
The new gun will admit of extreme
ly rapid fire. Twerty-three aimed
shots have been fired in one minute
using this gun as Il single loader, an.
25 shots using magazine fire. Firins
from the hip without aim, q shot!
have been fired i'm a minute, as sin
| gle loader and 50 using magazin,
fire.
The maximum range is 4247 yards
OF nearly two and IA half miles. |
takes bullet 1884 seconds 10 max,
that distance, but it travels considera
My further on a curve owing to tn,
elevation. The powder pressure in tn,
chamber of this rifle is about i4,0O
pounds per square inch. At 50 Zee
il will penetrate 55 inches Of whit
zine.