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Crusader, in full "Tank, Cruiser Mk VI, Crusader", also known by its General Staff number A.15, was one of the primary British cruiser tanks during the early part of the Second World War. Over 5,000 tanks were manufactured and they made important contributions to the British victories during the North African campaign .
A 1909 ad for the Belknap Hardware and Manufacturing Company. The Belknap Hardware and Manufacturing Company, also known as the Belknap Hardware Company or simply Belknap Hardware, was at one time a leading American manufacturer of hardware goods and a major wholesale competitor of retail sales companies Sears, Roebuck, and Company and Montgomery Ward.
Development of the Cromwell and Centaur dates to 1940, as the Crusader tank was being readied for service. The General Staff were aware that the Crusader would become obsolete, and in late 1940 they set out the specifications for a replacement tank, expected to enter service in 1942, fitted with the QF 6 pounder gun.
Benzocyclobutene (BCB) is a benzene ring fused to a cyclobutane ring. It has chemical formula C 8 H 8. [1]BCB is frequently used to create photosensitive polymers.BCB-based polymer dielectrics may be spun on or applied to various substrates for use in Micro Electro-Mechanical Systems (MEMS) and microelectronics processing.
Forearm guard. May be solid metal or splints of metal attached to a leather backing. Bracers made of leather were most commonly worn by archers to protect against snapping bowstrings. Developed in antiquity but named in the 14th century. 'Vambrace' may also sometimes refer to parts of armour that together cover the lower and upper arms. Gauntlet
The Cruiser MkIV was replaced by two tank designs, the Cruiser MkV Covenanter tank and the A15 Crusader tank. The A13 Covenanter was a radical departure from the original A13 design and constituted an entirely new tank, though design flaws meant it was unsuitable for warfare and it was used only for training.
Troops used to the low profile of the Crusader and Cromwell found the height a serious problem, although it was still shorter than the comparable Sherman Firefly. Confidence in the vehicle grew and it became preferred over the Firefly, being lower, faster and more manoeuvrable but the early bad reputation persisted with others. [ 15 ]
Nevertheless, during Operation Crusader Matilda tanks of 1st and 32nd Army Tank Brigades were instrumental in the break-out from Tobruk and the capture of the Axis fortress of Bardia. [26] The operation was decided by the infantry tanks , after the failure of the cruiser tanks of the 7th Armoured Division to overcome the Axis tank forces in the ...