The perfect continuation piece to Crisis on Infinite Earths features classic team-ups between the heroes of Earth-One and Earth-Two, the Justice League, and the Justice Society of America. The crossover team-up of the Justice League of America and the Justice Society of America continues in this incredible classic collection! This Book 3 collects All-Star Squadron #14-15, and Justice League of America #171-172, #183-185, #196-197, #207-209!