Lewis .303in Light Machine Gun
by Peter Redman

 

If the established figure of the Machine Gun world in the British Army was the popular Vickers, then the alternative machine gun called Lewis, came a good second. I first met the gun in 1937. My School OTC were the proud possessors of one, where it lived in a large box marked "Drill Purposes Only". Since you could only see the thing work properly on the range with live ammo, we didn't learn much, except the basic drills for loading, sighting and stoppages. We only had one instructor - our Contingent Sergeant Instructor who was ex Grenadier Guards and an MM from World War I. The time spent came in useful when I met my second Lewis, fleetingly, while serving with l 1th (Maidstone) Battalion, Home Guard, Queen's Own Royal West Kent Regiment. Not that I saw much of it - it was "taken over" by a team of ex World War I Lewis Gunners, and young 'uns like myself were only allowed to look - not touch! I don't think we were supposed to have it, but there was quite a bit of spare weaponry floating around Kent after Dunkirk, and some became `organised' our way.

 

As usual, in the beginning, nobody wanted the Lewis. Virtually every country with a worthwhile standing Army turned it down, but Colonel Isaac Lewis of the US Army persisted. He wasn't the inventor of the gun - this was the brain-child of one Sam McClean. But again, as in the relationship between Maxim and Vickers, it was Lewis the soldier, who re-worked the gun designed by the Engineer McClean, producing the Lewis gun in a form which could be used tactically in the field, in the hands of soldiers who sought rugged reliability. In fact, it brought a new dimension into the meaning of Fire and Movement - although it could be argued that there was a lot of fire, and precious little movement in the early years of its life with the British Army on the Western Front.

The US Army however, didn't want it. Lewis brought his gun, samples and designs and drawings to Europe just before the start of the First World War. Again, no one really wanted to know much about it, but the Belgians, knowing a fair offer when they saw it, provided some manufacturing facilities at Liege, that home of so many excellent weapons and engineering expertise. The Belgian Army even had a few in use by the outbreak of hostilities in 1914. After their country was almost totally overrun by the Schlieffen planned German Army, the drawings were whipped away smartly, and found a new home with the Birmingham Small Arms Co - BSA of immortal memory.

The British Army entered the War with a scale of two Vickers or Maxims per Battalion. By 1915, even the War Office had begun to realise that machine guns needed to be used en masse for proper fire effect, and the Vickers were concentrated into new Units - the foundation of the Machine Gun Corps. And thus it came about, that when the War Office looked for an alterna­tive, the Lewis was waiting in the wings to make its debut. The RFC had already sized it up as suitable for aviation use. The Army version, of course, was fitted with a wooden butt, and was suitable for firing from its own tripod, or any other suitable rest, from the prone position, or standing from trench or other cover.

The works were unusual for the time. The gun was cocked by hand, and the first round produced gases which pushed a piston to the rear, thus re-cocking the gun. The re-cock action turned a pawl, which in turn wound-up a clock-like spring, providing the energy for the next forward movement. The rearward movement ejected the spent round, and the forward movement stripped the next live round from the circular top-mounted magazine, and pushed it into the chamber. The firing pin continued its forward movement - and the cycle repeated itself. The rate of fire depended on the mood of the gunner, the usual method being to fire in bursts of three to five rounds, at whatever fleeting target was on offer.

The greatest advantage of the guns, after its portability, was the fact that it was air-cooled, and the team did not need to carry cooling water, cans or tubes. The barrel was encased in aluminium fins, which in turn were covered with a cast iron or machined steel jacket. As hot air rises, and as nature abhors a vacuum, fresh air moved in to replace the hot air which escaped from the end of the jacket.

Leaving aside its weight, the gun was a very fine tactical weapon. At the front was fitted a folding bipod, from which the gun could be set up to fire. I found the bipod was a bit of a nuisance, it being fitted too far forward to be in easy reach of the firer. On the whole, it fired comfortably from a handy sand-bag or grassy bank, but it was not too good firing from stone or brick­work. With hindsight, after some experience with the Bren, one must wonder whether it might have been possible to fire it from the hip with the aid of a sling, but I must admit that the possibility was never mentioned in my hearing. The Lewis weighed some 27lbs complete, and would have been a bit of a bruiser to handle compared with the handy and compact Bren, weighing a mere 22lbs.

 

The allocation of Lewis guns to the Battalion grew slowly, until by 1918 each of the 16 Platoons in the then standard Infantry Battalion had two guns, with a further four being held as supporting weapons at Battalion HQ. Here one might note that, according to an Uncle who was a Regular Soldier with 2nd Bn The Essex Regiment, any infantry battalion which could raise more than 10 to 12 platoons in the early part of 1918 was fortunate indeed. The four guns at HQ were usually used in the Anti Aircraft role, but could be used to stiffen up fire to help the soldiers on to their objectives.

In field conditions, the gun was prone to the usual problems of mud in Europe, or sand in the deserts of Mesopotamia and Palestine. There were six “immediate ac­tion” stoppages, and seven possible others, and the litany describing remedial attention ran into pages and pages of small print. Nevertheless, by careful and thorough (and boring) training, the soldier of the day mastered them all; an important matter for which I am sure he would have been grateful when he found himself in a life or death situation.

As usual, in 1919 the run-down of the Army began - after all, what Treasury wants to keep on its payroll lots of idle soldiers who have to be fed and housed - and worse of all, paid. So the soldiers were demobbed, and the Lewis guns, by the thousand, went into store. And there they stayed, leaving aside those on issue to Units, or those sold off as surplus to emerging Nations. Its replacement, the peerless Bren came along in the late thirties, but there were still thousands of Lewises in the Ordnance Depots. Which was just as well, as the British Army lost far too many of its Brens in France in 1940 - so the Lewis was taken out of store to resume its place in the Field of Battle, until the sweating workshops of the UK could replace the lost Brens. Cleaned of their preserving grease by cursing squaddies, they became the front line weapon against aircraft, protecting merchant vessels in the Channel and the East Coast runs. They were again the platoon weapon for many of the Units providing the Defence of the United Kingdom and all we young soldiers sought the aid of the veterans of the First World War, to point out the best way of coming to terms with the Lewis.

- Text originally published in Airfix Magazine, April 1982

Photos by Knut Erik Hagen and Mike Casale

  lewisgun_x1.jpg (68351 byte)


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