21

7.62x54R ball from Poland, red case mouth sealant, copper-washed steel case, brass primer, red primer sealanty, headstamp (reveresed) 21 83. Packed in 20-round paper bundles, unmarkled, with twine binding. Note that the cartridge case has to be turned to properly read the headstamp numbers, unlike headstamps from Hungary and Romania also carrying 21 as a headstamp plany code, whioh can be read without turning the case around.