This is a vintage lot of 1973 Unknown Worlds #1,3,4,5,6,7,8 comics published by Marvel Comics. Issue #1 is signed by Gerry Conway with a COA/certificate of authenticity (size is approx: 5 x 8 inches). The books would grade with issue #1-Good,#3-Good,#4-Good,#5-Good with chipping on back cover,#6-Fine,#7-Fine+,#8-Fine+. We have also provided a scan of issue #1. All books have damage, soft cover creasing and cover creasing breaking color and we are selling as reader lot.