Related Clues:

• Thomas was made to do the shooting
• Weapon named after its US designer, John T. Thompson
• WWII portable automatic weapon
• Light American weapon of WWII
• Firearm also called a "Chicago typewriter"
• Cat got my piece in second World War museum
• Piece seen in private, good one?
• Cat got my tongues at the centre twisted by old fiery type from the war!
• Appropriate weapon for a British private
• Weapon in old gangster films
• Prohibition-era weapon
• Mount Cook overlooks exercise centre set up by one fired for fighting during second World War
• Weapon favoured by Prohibition-era gangsters