Cal. 9mm Luger. S# 6404. Chamber & left side of front sight base dated 1917. Left side of receiver has 2 crown M proofs. Receiver & sear numbered 54. Bbl. numbered 3554 w/ crown M proofs. Toggles & breech block numbered 58. Unmarked firing pin & "GELADEN" extractor. Trigger numbered 85. Side plate numbered 01. Safety lever, safety bar, hold open & takedown lever numbered 04. All numbers in appropriate locations for model. Appropriate internal areas in the white. Replacement grips w/ acrylic type finish & no checkering; right has painted Argentine crest. Front strap marked bottom up "S Op 139". MAGS: 1 poor oxidized 8 rd. mag., missing follower button. Near excellent unmarked wood base w/ concentric ringed dimples. UNATTACHED ACCESSORIES: repro. Navy shoulder stock w/ fire blued iron having light peppery oxidation & similar conditioned strawed lever. Good fit to frame. Stock disk appears rusted washer retained w/ spanner headed wood screw protruding sharply through opposite side. CONDITION: poor grips; left appears original w/ checkering removed & chip near safety lever. Right is thick replacement w/ improper relief for mag. release. Fair to good bore w/ wear & even frosting throughout. Frame finish appears original w/ peppery oxidation blending to patina in grip area. Gray appearing straw colors. Upper assembly has generally good appearance w/ noticeable bbl. holster wear. Rear toggle pivot has sm. head for standard military model rather than Navy. Faint straw on ejector. Patina side plate w/ impact marks. Peppery oxidation on top & rear of rear sight. (17-1309/NW). CURIO. $1,300-1,700.