Mauser Zig-Zag ("Zick-Zack") revolver, model 1878, 6-shot, 9 mm caliber, single action. Round rifled barrel, banded, marked on top "GEBR. MAUSER & Cie OBERNDORF aN WURTTEMBERG 1878 PATENT.". Closed frame. Barrel with zig-zag rifling. Ebonite stock plates decorated with scrolls and stylized dragons (one broken and repaired). Ring cap. Matricule 1399 on barrel and frame. Length: 27 cm A.B.E. (dents and small pits, abraded firing pin). Remains of pitted rifling.