Federal

Parrott

 

 

DIAMETER: 6.3 inches
GUN: 100-Pounder Parrott Rifle, 6.4-inch Caliber
LENGTH: About 16 1/8 inches
WEIGHT: About 85 pounds
CONSTRUCTION: Common Shell
SABOT: Brass, Type 1
FUZING:
Percussion

This is the short version of this pattern.  The pictured specimen was fired at Fort Pulaski, Georgia.