Time to Ditch the 57mm?

57mm Guided Ammunition

Russia's New 57mm Remotely Operated Weapon Station for Naval Applications

Tough Fight at Mook - Warfare History Network

More Weapon Options Chuck Hill's CG Blog

Follow the Sun” Save Standard Time Slogan Pin for Sale by Save Standard Time

Case for the Five Inch Gun

BLOCKHEAD Hard Times Wheels 57mm 95a Frostbite Blue - CalStreets

Tiger 231 commanded by Lt. Zabel of 503 Heavy Tank Battalion. Over 6 hours it took 252 HE and AP hits by 14.5mm Anti-Tank Rifles, 45mm and 57mm anti-tank guns and larger

At what point in history did anti-tank guns fall out of use? - Quora