Today I GOT A BATCH of LP's in the mail and a short while later after listening to the lot of them, I began to have the seedy sensation usually referral to in radio commercials as "nagging backache." My back aches a good part of the time but it usually doesn't nag or argue with me. It simply lives its own miserable life while I stew out mine. But now it nagged. I asked my friendly neighborhood druggist for a quick-acting, but gentle, remedy guaranteed to make me again a "regular fellow," but it was no go...