The Enfield Mk. 2 was the second version that was approved as “CARTRIDGE SA BALL PISTOL REVOLVER ENFIELD BL MARK II” in November 1880. It followed from the Mark I that was deemed unsatisfactory. The Mark I was only made in limited quantities for service in India. The...

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...

The 454 Casull was developed in 1957 – just two years after the launch of the 44 Magnum – by Dick Casull and Jack Fullmer as a cartridge for handgun hunting and was based on a strengthened 45 Colt case lengthened by 1/10th inch but the cartridge was only SAAMI...

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,...

The 451 Detonics was developed by the Detonics manufacturing co. in the early 1980’s in the search for a more potent version of the M1911. To achieve this they used a shortened .45 Win Mag cases that had a much stronger base in their Combat Master pistol, basically a...

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...

Designed in the early 1970’s by Wildey J. Moore for a gas-operated, double-action/single-action pistol and was offered in a variety of calibers, the biggest being the 475 Wildey Magnum. The 450 Wildey Magnum is the 475 case necked down to .45cal. It is based on a...

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

The 450 Short Magnum Cartridge (SMC) was introduced by Triton during the latter part of 2000. It is basically the same as the 45 SUPER and here things can get a little confusing. The 451 Detonics was developed in the early 1980’s and showed what a 1911 was really...

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 450 Short Center Fire is very often a neglected part of many collections and given the fact that this cartridge has been loaded more or less continuously since 1867, it most certainly demands more respect than it sometimes receives from collectors (me included)....

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...

British development for a revolver by the firm Thomas Bland & Sons, which had offices in London and Birmingham with cartridges made for them by Eley. The shape of the bullet is the same as for the 476 Enfield Mk. 3 (Erlmeier, Brandt Ref. 453)   

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....

   One of a series of experimental cartridges and smallest of the 45 calibers made by H.W. Gabbet-Fairfax for a Mars semi-auto pistol, in all probability between 1895 – 1903. These cartridges were to be submitted for military trials but were ultimately not...

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...

   Largest of the experimental cartridges made by H.W. Gabbet-Fairfax for a Mars semi-auto pistol, in all probability between 1895 – 1903. These cartridges were to be submitted for military trials but were ultimately not successful. The main reason of its...

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 450 Magnum Express was developed by North American Arms in 1981 although it was not made available until 1984. It is actually nothing more than the 45 Winchester Magnum that was lengthened to 1,344 inches and the cases were made for them by Winchester. The...

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...

450 LONG C.F. (50/64" CASE) This was one of the 450 Long C.F calibers listed in the late 19th to early 20th Century. These cartridges were listed in a variety of case lengths and called 450 Long, mainly in order to differentiate them from the 450 Short CF Revolver....

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)   ...

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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”   

Replica of a patent ignition cartridge that was developed by Robert Adams in 1852.

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...

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The 450 Bonecrusher was designed by Lee Marvin from Arlington, VA in April 2002. The development of the 454 Casull proved that it was possible to duplicate the performance of very large frame revolvers like the Magnum Research 450 Marlin with a smaller cartridge/gun...

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 450 Bond Super is nothing more than a standard 45 ACP cartridge but loaded with extremely light (90 – 100gr.) bullets. It is/can be used in a Derringer type revolver manufactured by Bond Arms in Granbury TX. The cartridges are loaded by RBCD Performance Plus,...

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...

450 ADAMS  Mk.I The 450 Adams Mk I was approved on the 21st of December 1868. The cartridge had an iron base-disk, with brass case and copper primer inserted in the rivet to hold the base disk to the case and was loaded with 13 gr. black powder. It was replaced...

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....

The Salvo Squeeze Bore (SSB) is a system designed to increase hit probability and/or target saturation. This objective is attained through firing a number of projectiles with each shot through a barrel of special squeeze design. The projectiles are nested in tandem...

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 45 Winchester Magnum was introduced in 1979 but was technically not a new design. It is dimensionally and balistically the same as the 45 NAACO that was developed for the Canadian military in 1959, but not adopted. It is a lengthened version of the 45 ACP, but...

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...

The 45 Webley cartridge was developed by American manufacturers (WRACO, UMC and Remington) from around 1875 to 1939. The 450 Short CF/Adams had been around since 1867 and was chambered in a variety of British and European revolvers and many ended up in the US but it...

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....

The 45 Teatfire was one of a number of front loading cartridges that were developed during the mid to late 1860’ to circumvent the Rollin White patent that allowed a bored-through cylinder enabling self-contained cartridges to be loaded from the rear. The Rollin White...

This was a joint development by CCI and Taurus with the cartridges manufactured by CCI for Taurus in July 1993. With the development of the 40 S&W, Taurus experienced a decline in sales from their 38 Special revolvers and they were looking to regain market share...

The 45 Super dates from the late 80’s and was developed by Dean Grennel, a well-known writer in the firearms field as well as managing editor of Gun World magazine where the cartridge was first mentioned in 1988. The basic idea behind the 45 Super was to take the...

The 40 Super was developed by Triton Cartridge in January 1996 when Fernando Coelho (president and founder of Triton Cartridge) and Tom Burczynski (inventor of Hydra-Shok, Starfire and Quik-Shok bullets) began experimenting with the .45 Super case necked down to .40...

The 45 Stark was developed by Bruce Stark around 2012 and is a 45 Win Mag case that was lengthened by .100-inch to a total of 1,298-inch and an overall length of 1,60 inches and can almost be described as a ‘45 ACP Magnum’. Cases were made for him by Quality...

The 40 Smith & Wesson is based on the 10mm Auto case that was shortened to 0.85in. (21.60mm). There is a long and interesting history of how the 40 S&W came to be that started during the early 1970’s when the late Jeff Cooper was looking for a cartridge that...

The .45 Silhouette that was developed by Frank C. Barnes, and Dick Smith of the Washoe County Crime Laboratory in 1984. The .45 Silhouette is a .45-70 case cut down to 1.5”   

One of the first shooters and wildcatters that began experimenting with .40cal. cartridges was “Pop” Eimer, a Joplin Missouri gunsmith who, in 1924 started cutting down 401 Winchester Self Loading cases to 1,25” for use in a Colt Single-Action Army revolver that was...

This cartridge was developed for a specialised silenced S&W Mod. 625 revolver used by the Dusseldorf Airport Police during the mid-90’s. There was a discussion regarding this cartridge on the IAA FORUM. PSDR = Peters Schalldämpfer-Revolver