Ball/Mauser Military Rifles of the World/3rd Edition
P234
"Model 1895, 1896 and 1897 rifles and carbines used by the Boers are different from the Spanish Modelo 1893, in that minor modifications were made to the weapon, mainly a cylindrical-head bolt...."

P235
"OVS Chileanicon-marked Model 1895 Mauser..."
"OVS marked Model 1896 Mauser...

Patrick