Originally Posted by Anna_Purna
if its range pick up brass, I full length size them, once they have been fired in my gun, neck size only from then on out.
well all my range pick up brass, i know where it came from. one of my rifles!
i have a 100 yard range built behind my house. any brass i find, i have a pretty good idea where it comes from. but i second your methods with full length sizing if you don't know what it was fire from. good idea.