3141094e_Glossary_of_Castle_Terminology__Definition
[English Word] Cope Stone: [German Word] Das Bew�ltigen Stein [Definition] 
A stone shaped for and used for covering the top course of a wall. Note: Sometimes Slate stone or fired clay tiles were used. In other cases wooden shakes were used especially where crenelations and merlons needed covering.
A Glossary of Castle Terminology
Definition