Journey into Mystery / Thor Vol 1 #302

Plot

The Asgardians are all celebrating their new lease on life, except for Balder, who is bitter about hovering in that half-life for almost a year; During that time, his spirit haunted the halls of Valhalla, now a shadow realm since being conquered by Hela; The experience turning his hair white; Thor and Sif discuss their future together, and Thor reveals his plans to return to Earth; Don Blake goes about the business of re-establishing his identity, when the bank is robbed by Locus. (mycomicshop.com)