This is the Offical Royal Ordnance Maintenance Manual and Illustrated Parts List For The 'ARWEN 37', a radical revolving chamber 37mm riot gun made by Royal Ordnance in the 1980's. The manual is in A5 loose leaf form, and comes in a special Royal Ordnance A5 Ring Binder.

The handbook contains 70+ pages of information with numerous Black and White Illustrations and Diagrams.

This Copy is the 1st Edition.