Encyclopedia of historical weapons - Boss

Also umbo. The round shaped piece of metal at the center of a shield. Protects the hand.

Encyclopedia of historical weapons

From Encyclopedia

Annellet
The small loops leading from quillions to the blade. Made to protect the finger wrapped over the guard.
Cross-guard
See Cross.
Aclys
Wooden Roman throwing stick with a spiked head; attached to user's arm with a strap which enabled it to be retrieved after it had been thrown.
Ox mace
Mace made of metal; head was shaped like that of an ox's and often had holes in the nostrils so that it whistled when swung.
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