Swamp Thing #23 VF Signed Gerry Conway w/COA 1976 DC Comics

This is a vintage 1st printing 1976 Swamp Thing #23 signed by Gerry Conway with COA-certificate of authenticity (size is approx: 5 x 8 inches), complete and produced by DC Comics. The comic would rate a grade of Very Fine condition with a spine stressors, creasing and edge/corner wear preventing a higher grade. The comic book has complete interiors and pages are off-white.