Red Sonja (She Devil With A Sword, Fire and Fury In the Age of Conan!), issue 6, November 1977. Published by Marvel Comics, Vol.1, no. 6. Issue: "The Siren of the Singing Tower!"
Comic is in very good condition with some light wear on the covers, a small surface crease on the bottom right corner of the front cover, and minor yellowing of the interior pages due to age (see photos).