This is a vintage 1968 Marvel Comic Book, titled "Uncanny X-Men #21", graded 6.5 Fine+. It features the superhero team of X-Men, including Cyclops, Angel, Iceman, Professor X, Beast, and Jean Grey. The story title is "From Whence Comes... Dominus?" and it is signed by neither artist/writer Roy Thomas and Jay Gavin.
This single issue comic book is from the Silver Age (1956-69) and is part of the series "Uncanny X-Men". It is a first edition and has been professionally graded by Certified Guaranty Company (CGC). The comic book is in great condition and is perfect for any collector of action, superheroes, and adventure genres.