The 445 Super Mag is a ‘stretched’ 44 Magnum case and was developed by Dan Wesson Arms and the late Elgin Gates, then president of IHMSA during 1988 as a silhouette revolver.

Developed by Lew Schafer of 3K Industries, the 444 Schafer Mag is based on the 444 Marlin case, turned on a lathe to match the outside dimensions of the 44 Magnum and is used in custom barrelled Thompson Contender barrels. This will enable shooters to use 44 Special...

Webley first produced a solid frame, double-action revolver in 1867 and was adopted by the newly formed Royal Irish Constabulary in 1868. It seemed that from its inception these cartridges were procured through other than military channels. However, during 1892/93 a...

This cartridge might be a shortened version of the 440 Long CF revolver (EB 421), but no other info available. (Erlmeier, Brandt Ref. 423)

Developed in 1871 in Belgium and produced by a number of manufacturers in the UK and Europe. The dimensions are almost the same as for the 44 S&W American and should be interchangeable. (Erlmeier, Brandt Ref. 422)   

Listed in the 1882 Eley catalogue, but very little further information available. The measurements are almost the same as for the 430 Long CF (EB Ref. 398). (Erlmeier, Brandt Ref. 421)

The 440 Cor-Bon was launched by the Cor-Bon Corporation in 1998 and is based on the 50 Action Express Desert Eagle necked down to .429: (44 Caliber) in order to achieve a flatter shooting cartridge with less recoil but better penetration than the 50 AE. It did not...

The 44 Webley is the American designation of the 442 Royal Irish Constabulary revolver developed in 1868. It was manufactured in the US up to the early 1940’s and was at a stage a popular self-defence caliber in pocket type revolvers. (Erlmeier, Brandt Ref. 419)

This cartridge is listed as the 10.8mm Montenegrin No.4 Revolver in Erlmeier, Brandt Vol 1 p.199 as Ref. 157. From an earlier IAA Forum discussion however this cartridge has been identified as an early long-cased, inside lubricated 44 Webley by UMC and pre-dates the...

There were two developments that were the sliced bread version of handgun design. The first was the self-contained metallic cartridge and the second was the bored-through cylinder that enabled cartridges to be loaded from the rear of the cylinder. Swiss gunsmith Jean...

This is a target cartridge developed by Speer and is technically not a separate caliber, but is interchangeable with all 44 cal. handguns (44 Spl, 44 Mag etc.) Listed here as it is described separately in Erlmeier, Brandt Vol 2 p. 173 (Erlmeier, Brandt Ref. 416)...

The 44 Special was introduced by Smith & Wesson in 1907 and was based on a lengthened 44 Russian case. (Erlmeier, Brandt Ref. 415)   BP is by Baschieri & Pellagri, Bologna, Italy Thunder Ranch - LAKE VIEW, OREGON - CASES MADE FOR THEM BY...

With the successful launch of the S&W Model 3 American in 1870 and its adoption by the Army Ordnance Board the Russian Military Attaché in Washington, General Alexander Gorloff was just as impressed with the design and it was ordered for the Russian Army. One...

Before the start of the Civil War, Smith & Wesson still held the Rollin White patent for the bored through cylinder revolver, which was essential in the development of the new self-contained metallic cartridge. They developed the top-hinged Mod. 1 revolver,...

The 44 Remington was listed by the Remington Arms Company from 1875 until 1895 and was only chambered in the Remington Model 1875 revolver and utilised an externally lubricated, heel type bullet. (Erlmeier, Brandt Ref. 411)   

There is not much information available on the history and development of the 44 Brazilian Nagant that I could find other than a small e-book publication by Gerard Henrotin that was published in 2005. One of the major centres for firearm production in the mid 1800’s...

Joseph Merwin has been involved in the firearm business since 1856 when he formed a company called Merwin & Bray although the company did not survive the Civil War and by 1868 he formed a partnership with William and Milan Hulbert who at that stage owned a 50%...

This is a 308 Win/30-06 case trimmed and loaded with a .429 in. bullet and closely resembles the 44 Auto Mag   

The venerable 44 Magnum is undoubtedly one of the success stories in handgun and cartridge development in America. One of the legends of shooting and reloading in America, Elmer Keith, spent a lot of time on loading higher pressure 44 Special loads and in the mid...

With duels between opposing parties being prohibited, the tradition continued from the late 19th to the beginning of the 20th century, albeit as a form of sport. This cartridge originates from France and was used for mock duels by persons wearing protective clothing....

During the early to mid-1860’s the percussion revolver had to make way for the newly developed self-contained cartridge. During this time the US Army began to look for a new cartridge/revolver combination to replace their rapidly obsolete percussion revolvers. The 44...

- From a reply by Dr. P. Regenstreif to a question regarding the Buzenet - from an old (April 1992) ECRA newsletter – During the late 1960’s the French firearm regulations were relaxed somewhat making the old 11mm Mle. 1873 French Regulation Revolver a collectible...

The 44 Bull Dog was developed around 1880 and was based on a shortened version of the US 44 Webley or equivalent British 442 RIC revolver. It was a cheaper, less powerful design to be carried in a pocket type revolver and was only made in the USA and Canada....

Harry Sanford who was the president of the Auto Mag Corporation started the design of the 44 Auto Mag, or 44 AMP in 1958. It was based on the 308 Win case cut to 1.298in and loaded with a .429 cal bullet to a muzzle velocity of just over 1,400 fps and was originally...

Ethan Allen started his company in 1831 in Milford, MA as a cutlery maker. The company went through various changes over the years with family members joining the company and migrated more and more to firearm manufacturing for the civilian market. After moving to...

William Tranter (1816 – 1890) was one of the most influential and well respected gun makers in Birmingham in the middle to late 1800’s. He was involved in making a large quantity Adams revolvers under licence and during the mid-1850’s he started making his revolvers...

Developed as a rook or kangaroo rifle in the late 1800's (1877 - 1881) but also listed in the 1911 Alfa catalogue as a “special revolver cartridge”. See also British Sporting Rifle. (Erlmeier, Brandt Ref. 398)   

The 429 Desert Eagle was developed by Jim Tertin from Magnum Research, which forms part of the Kahrs Firearm Group and was made as an enhancement to the popular Desert Eagle platform. It is based on the 50 Action Express case necked to .429in. with a 30 degree...

Gunmaker Rollin White patented his bored-through cylinder design on the 3rd of April 1855 and later sold it to Smith & Wesson. All other gun manufacturers in the US had to either pay royalties to Smith & Wesson or come up with various ideas to try and...

One of a series of cartridges designed by the Late Lee Jurras, one of the greats in handgun hunting. He was very interested in the exploits of the old hunters with their Howdah pistols and in the early 1970’s brought out his own versions chambered in 6 different...

Elgin gates started experimenting in the 1970’s with a new series of Magnum cartridges which he called Super Mags that was based on standard Magnum cartridges lengthened to 1,60in. in a variety of calibers, from .357 to .60in. in the beginning of the 1980’s he,...

Also described in ‘Pistol & Revolver Cartridges’ by White & Munhall as the .410 Revolver (Long Case).this was a British development and was developed in the mid 1890’s and listed as a cartridge “for Colt’s and other revolvers.” The length does not correspond...

The 410 GNR was developed in 2001 by Gary Reeder of Gary Reeder Custom Guns, situated in Flagstaff, AZ. It is based on the 454 Casull case necked down to .410”    LJ KOVACH, CARTIDGE PERFORMANCE ENGINEER

Also described in ‘Pistol & Revolver Cartridges’ by White & Munhall as the .410 Revolver (Short Case). This was a British design and is basically a center-fire version of the 41 Derringer Rimfire. It is is interchangeable and a shorter version of the 410...

The 41 Special is a shortened version of the 41 Magnum, in the same vein as the 44 Special is a lighter version of the 44 Magnum. With the development of the 41 Magnum in 1964, the idea was to have two different strength loadings for law enforcement and civilian use...

Elmer Keith, together with Phillip Sharp and DB Wesson developed the 357 Magnum in 1935 which was a stretched 38 Special and that set the standard for handgun performance for many years, until Keith developed the 44 Magnum from the lengthened 44 Special case in 1955....

The 41 Shot Colt, Single Action was launched in 1875 together with the series of Colt New Line single action revolvers. The rim diameter of this round was larger than the double action versions and the chamber distance in the single action revolvers were greater so...

The 41 Short Colt, Double Action Short case was first listed in 1884. It has the same case length as the older 41 Short Colt, Single Action but with a smaller rim diameter to fit the double action cylinder. (Erlmeier, Brandt Ref. 391)

The 41 Short Colt Double Action (Long Case) originated in the mid 1880’s together with the Short Case and listed to the end of the 1940’s. From records it would seem that only Peters and the United States Cartridge Company manufactured this version. (Erlmeier, Brandt...

The first model Colt Double Action revolvers were launched in January of 1877 in .38cal. and the .41 followed short after. It was originally launched for the Colt New Line revolvers with an outside lubricated bullet and with the introduction of the Long Colt D/A...

The 41 Long Colt with inside lubricated bullet was launched around 1896 and replaced the old heeled-type bullet. The case was lengthened to accommodate the lubricated part of the bullet. The case is therefore longer that the old outside lubricated case. It was...

According to Pistol & Revolver Cartridges by White & Munhall the 41 Long Colt (original) was launched only by Winchester around 1875 and was used in the Colt New Line revolvers. It was listed by Winchester until 1921. (Erlmeier, Brandt Ref. 387)   ...

The 410 GNR was developed in 2001 by Gary Reeder of Gary Reeder Custom Guns, situated in Flagstaff, AZ. It is based on the 44 Magnum case necked down to .410”   

The 41 Avenger was developed by JD Jones from SSK industries in all probability during 1982 as the first review of the cartridge was published by Russ Gaertner in the Jan-Feb 1983 edition of American Handgunner. It was developed for use in 45 Auto handguns and can be...

The 41 Auto Mag is based on the 44 Auto Mag necked to .41 cal. from gunsinternational.com it states that only 35 of the 41 Auto Mags were manufactured between 1976-77. Existing owners of 44 or 357 Auto Mags could order barrels which would be stamped with the same...

The 41 Action Express was developed at the end of 1986 or early 1987 by Evan Whilden who designed the cartridge and Bob Olsen from Olsen Development Labs who did the designs on the gun. With the 41 Magnum not being the success that S&W hoped for, Evan and Bob set...

Herter's Inc. was a shooting/hunting mail-order supply company located in Waseca, MN, that was in business from 1893 until it went bust in the 1980’s as an ultimate result of the Gun Control Act of 1968 that put a serious dent on Herter's mail-order firearms business....

Jordanian designed cartridge and available in 225, .250, .300, .350 and .400 JAWS. Cases were made for them by Quality Cartridge. JAWS = Jordanian Armaments and Weapons Systems   

The 400 Cor-Bon was designed by Peter Pi, the founder of Cor-Bon to produce 10mm Auto ballistics in a 45 Auto system. It is made by necking the 45 ACP to .40cal. with a 25 degree shoulder. It was designed for hollow points and the added velocity from this loading...

After the introduction if the 44 Magnum in 2956, few companies as well as shooters (except Elmer Keith and Skeeter Skelton) recognised the need for a .40 cal cartridge that could operate between the Elmer Keith brainchilds, namely the 357 Magnum and the 44 Magnum....