Argentine Mauser Model 1891, 7.65mm cal. bolt action military rifle.  Serial #S5115, mfg. DWM, Berlin.   Excellent condition.  31” barrel has excellent bore, correct sights.  Barrel and receiver have excellent finish with crisp markings.   Argentine crest has been removed (sob).  All matching numbers throughout.  Stock has excellent finish with very few handling marks. Bolt action works smoothly.  An exceptional example - rarely seen in this condition!   C&R OK.