Kynoch 577/450 Martini-Henry Rifle Ammo 10 Rds 480 Grains Smokeless

This 1 box, 10 rounds of .577/.450 caliber Martini-Henry Rifle smokeless cartridges with 480 grain paper patched solid head bullets. The yellow and red boxes date from the late 40s -1950s. It has been opened with older tape repairs with some seam separation at the edges. All the cartridges are excellent with some minor age darkening. An increasingly hard to find caliber.