"WOODSTOCK" PROPELS PEANUTS INTO THE '70s! He turns up first as Snoopy’s secretary, then gradually becomes a good friend whom Snoopy helps to fly South... but it’s not until June 22, 1970 that the little bird gains a name, in a perfect salute to the decade that ends with this volume: Woodstock! In other timely stories, Peppermint Patty runs