Hi HoekselYep, should be 100x182R115. The stamp on 12 o clock is not so common.
Totally not surprised, makes sense to me .After little research I think its simply the cyrillic abbreviation of Haubica "хаубица".
Hello100mm XM.28
M.28 Model 1928 (for ammunition not introduced in the Czechoslovak army, the export designation was always M, not vz.)
I do not know the meaning of the letter "X"
Akon
...Export of the Czechoslovakia (kontrakt 1927) : 72 pieces of field howitzers of the 10cm type FE (introduced in the Yugoslav army as M.28)
After little research I think its simply the cyrillic abbreviation of Haubica "хаубица".
The official designation is "Vzor", the abbreviation used is "vz. ,, with a dot at the end! Example of period marking.Hello
Thank you
Then , not possible to see ou find a case stamped VZ28 ??
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