Polygonal rifling - Wikipedia
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Æ Elongated Shells
Percussion breech-loading military sectioned rifle - Enfield-Whitworth Pattern, Experimental (dated 1860) - Royal Armouries collections
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Whitworth Best Quality Military Match Rifle
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Whitworth Rifle
whitworth_SS
The Whitworth Rifle: Fit for a queens and Confederates (VIDEO) :: Guns.com
Muzzle Loading Rifles model Whitworth Rifle
CA1211 WHITWORTH HEXAGONAL BULLET MOULD
Firearms History, Technology & Development: Rifling: Polygonal Bore and the Whitworth Rifle
70-pounder Whitworth naval gun - Wikipedia
More on Whitworth and his Rifle | WeaponsMan
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Firearms History, Technology & Development: Rifling: Polygonal Bore and the Whitworth Rifle
Hexagonal Rifling - Page 8
What is the difference between hexagonal rifling and normal rifling? - Quora
