Mysteries of Unexplored Worlds was a science fiction anthology. It gave many comic book artist their starts and this book shows the first ten issues that show the art of Steve Ditko who later created Spider-Man, Dr. Strange, the Creeper, Captain Atom, etc for Marvel, DC and Charlton.
Stephen J. "Steve" Ditko was an American comic book artist and writer best known as the co-creator of the Marvel Comics heroes Spider-Man and Doctor Strange.
He was inducted into the comics industry's Jack Kirby Hall of Fame in 1990, and into the Will Eisner Award Hall of Fame in 1994.