.400/360 Westley Richards

The .400/360 Westley Richards appeared around 1900 is similar to, but not interchangeable with the .400/360 Purdey.
BULLET
WEIGHT
IN
GRAINS
BARREL
LENGTH
IN
INCHES
PRESSURE
at 15°C in
tons per
sq. in.
MUZZLE
50 YARDS
100 YARDS
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
VELOCITY
Feet per
Second
ENERGY
Foot/lbs
314
28
15.5
1900
2520
1811
2290
1724
2072
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