1) Swiss bayonet with 18-3/4 inch "sawback" blade, wood grip, and metal sheath with leather tab. Blade is marked "Elsener Schwyz". 2) German-made Argentinian bayonet with 15-3/4 inch blade, wood grip, and metal scabbard. Blade is marked "Modelo Argentino 1909" and has serial number K5960. Sheath and bayonet serials numbers match. Other side of blade is marked "Weyersberg/ Kirschbaum & Co/Solingen. 3) French Bayonet with 20-1/2 inch blade, wood grip, and metal sheath. Blade spine is inscribed in French: Mre. d'Armes de St. Etienne, Mars 1876. Hilt serial number is 1730, which does not match the sheath serial number. 4) Japanese Type 30 bayonet with 15-3/4 inch blade, metal sheath, and leather frog. Blade has two Japanese symbols on the right ricasso.