Description: Thor battles Zarrko, Servitor, and the Time-Twisters in "Turmoil in the Time-Stream!" Script by Len Wein, layouts by John Buscema, finished art by Joe Sinnott. Appearances by Hogun, Fandral, Volstagg, Jane Foster, and Odin. The letters page contains a Marvel Value Stamp series B # 7 (Thor). Gil Kane/Sinnott cover. Cover price $0.25.