When Argentina adopted the Mauser as ordnace the 7.65 mm (caliber, which can be expressed in millimeters as well as decimals of an inch: .45 comes out as '11.25')was selected - it was also used by Norway. Its not a typo, the round is still made - by Norma and more recently here in Argentina - by the local military factory - "Fabricaciones Militares".
Peter Knight - Cordoba - Argentina