Special 7,62x51mm cartridges

[RCS]

Left: M160 frangible, red wax tip tracer RA 59, M276 Dim Tracer AO W63 (Allegany Ord), M198 duplex WRA 59, M256E1 low recoil FA 66. AP L C 54

[RCS]

The M276 cartridge in my above photo is the first 7,62 head stamp of AO W63 that I have seen to date