Encyclopedia of historical weapons - Bec de Corbin

Special type of a polehammer.

Encyclopedia of historical weapons

From Encyclopedia

Jack
Poor coat from layered fabric or leather will little plates inserted and stitched between the layers.
Lower end
The pointed part of a sword.
Riser
Opposite of a fuller. Makes a sword more rigid yet with a flixible spine.
Nagan
Sword with a serrated edge; hilt is padded and fitted with a spiked pommel. 
More

SSL Certificate Authority
SSL Certificate Authority