The Tank Mark III (1917) was derived from the Mark I with enhanced armor and modified sponsons.
Crusader III – Cruiser Tank – Mk VI
Vickers Mark III Light Tank
Valentine Mark III tanks of the 16th Tank Brigade 1st Polish Corps lined up during an
Infantry Tank Mark III Valentine
Cruiser Tank Mk III (A13 Mark I)
Devitt Mk. III - Official Foxhole Wiki
FADIK MK-III Heavy Tank by Saintlolo on DeviantArt
Infantry Tank Mk. IV, Churchill Mk. III, FirearmCentral Wiki
Churchill Tanks in Normandy - Armor/AFV - KitMaker Network
Product Dimensions: 10.25 x 3.125 x 4 in., The Infantry Tank, Mk III, Valentine was an infantry tank produced in the United Kingdom during World War
Infantry Tank MK.III 'Valentine MK.II 8th Royal Tank Regimentl Libya November 1941 (1:43 Scale)
Takom 2034 1/35 WWI British Battle Tank Mark V 3 in 1
Tank Archives: Medium Tank Mk.III: Britain's Cerberus
Tank Mark III