Federal

Britten

 

DIAMETER: 6.9 inches
GUN: Rifled 42-pounder Smoothbore, 7-inch Caliber
LENGTH: 12 1/2 inches
WEIGHT:  About 75 pounds (estimated)
CONSTRUCTION: Common Shell
SABOT:  Lead
FUZING:  Zinc Fuze Plug

This specimen is somewhat shorter and lighter than that shown in Figure 77.  Possibly an early experimental version.  The authors feel that this is a Britten and not a Dyer projectile.