The tales that introduced the teen-team known as the Legion of Super-Heroes are collected in an Omnibus Edition for the first time! Don't miss these stories from the pages of ADVENTURE COMICS #247, #267, #282, #290, #293 and #300-328; ACTION COMICS #267, #276, #287 and #289; SUPERMAN #147; SUPERMAN ANNUAL #4 and SUPERMAN'S PAL JIMMY OLSEN #72, #76; and SUPERBOY #86, #89, #98 and #117.