This is the Lorenz version of the 10x52R, the other one being the Uttendoerffer verion and these two are easily confused as they differ only by the length of the shoulder. (Dixon Ref. MB111)
MB2 – 11 X 28R LORENZ MB (LANDJÄGER)
MB84 – 10.5 X 47R MB STAHL
MB85 – 10.5 X 47R MB LORENZ
MB86 – 10.5 X 47R MB UTENDOERFFER “b” TARGET
MS16 – 10.4 X 42R VETTERLI
MS17 – 10.5 X 42R K TARGET
MS26 – 10.5 X 47R K TARGET
MS27 – 10.5 X 47R MARTINI
MS5 – 10.4 X 38R VETTERLI CF M69/81
MS6 – 10.5 X 38R MARTINI
T15 – 8 X 36R ‘T’ TESCHING
T33 – 8.15 X 40R G TESCHING
T47 – 8 X 36R AUSTRIAN TESCHING
The no h/s version was loaded by OPM in South Africa. Apparently there is a rifle for this calibre in the country and Otto was asked to load them
T55 – 5.7 X 33 DREYSE
Introduced circa 1890 by MUNITIONS UND WAFFENFABRIKEN, SÖMMERDA (M&W-S), this cartridge continued in production until circa 1920. It was relatively popular and served as a rook, carbine and target pistol cartridge. Unheadstamped versions of the cartridge are...
T56 – 5.7 X 33R DREYSE
T6 – 8 X 36R b ‘RP’ TESCHING
T7 – 8 X 38R b ‘RP’ TESCHING
There are two different types of 8x38R Tesching case types with "RP" case dimensions. T7 is the type with the shorter c11mm neck and gradual shoulder which matches the case profile of the other "RP" Tesching cartridges and is probably the true...
T83 – 7 X 35R TESCHING
This cartridge has been somewhat of a mystery. It is listed in the ECRA Database as 07 036 CBC 010 7 x 35,5 R Utendoerffer Unknown CASE LENGTH: = 35.35mm CASE MOUTH: = 6.85mm...
T84 – 8 X 38R b ‘RP’ TESCHING (STAHL TYPE)
There are two different types of 8x38R Tesching case types with "RP" case dimensions. T7 is the type with the shorter c11mm neck and gradual shoulder which matches the case profile of the other "RP" Tesching cartridges and is probably the true "RP" type. T84 is...