This book features the first cover appearance of Agatha Harkness and an appearance by Annihilus.  There are two versions of this book circulating:  this properly-printed version and another afflicted by an inking/color error that is heavy on blue and purple.  Stan Lee story and John Buscema art.  This book is graded 9.4 NM with white pages by CGC.  It's got pretty good alignment and nice color saturation.