Amazing Spider-Man #317 CGC NM+ 9.6 Venom Appearance! SIGNED BY TODD MCFARLANE ON 2/3/06. All uncertified books are graded to current market standards, taking into account what we know of CGC grading and Overstreet's Grading Standards. Our graders have over 20 years of grading experience each. We do occassionally miss a defect on a book.