1) Winchester 2 piece box with green label & orange ends. Lower portion of label marking is "for the Winchester Rifle Model 1866 / made in U.S.A. / Winchester Repeating Arms Company / New Haven, Conn. U.S.A." Box contains full 50 rounds of ammo that appears to match in style & condition. CONDITION: sound box. Label shows some tattering of edges with a few light wear spots. Ammo has oxidation on bullets with patina on rear case surfaces. 2) Remington/UMC 2 piece box with green label & "Model 1866" designation on cartridge picture. Bottom portion of label reads "Remington Arms-Union Metallic Cartridge Co. / Ammunition & Firearms / Union Metallic Cartridge Works / Bridgeport, Conn. U.S.A." Full box containing 50 rounds of ammo that matches in style & condition. CONDITION: box has 1 torn corner. Top label is very good with small wear spots. Side wrapping is 30% complete. Bottom guarantee label is 70% legible. Bullets have oxidation. Cases are relatively bright with spots of oxidation on the sides. (02-5123/DS) $3000-5000 for lot.