Amazing Spider-Man #252 (Newsstand) CGC 9.4
1st appearance of the Black Symbiote costume which later becomes Venom! Spider-man cover and story, Amazing Fantasy #15 cover swipe! Amazing color strike, and snow white pages!
What If #105 CGC 9.6
1st appearance of Spider-girl. What if story starring the daughter of Peter Parker and Mary Jane, May Parker.
X-Men #129 CGC 9.2
1st appearance of Emma Frost, Sebastian Shaw and Kitty Pryde. X-Men cover and story by John Byrne and Chris Claremont.
Flash #139 VG+ (4.5)
1st appearance of Professor Zoom, the Reverse Flash (Eobard Thawne)! Flash vs. Reverse Flash cover and story
Green Lantern #87 VG/F (5.0)
1st appearance of John Stewart, Neal Adams cover and art, Green Lantern and Green Arrow cover and story
Aquaman #29 VG/F (5.0)
1st appearance of the Ocean Master (Aquamans half brother), Aquaman vs. Ocean Master cover and story
Amazing Spider-Man #26 VG (4.0)
4th appearance of the Green Goblin! 1st Crime Master Spider-man cover and story by StanLee and Steve Ditko
Superboy #98 F- (5.5)
1st appearance of Ultra Boy! Superboy & Ultra Boy cover and story
Space Family Robinson #1 VG/F (5.0)
1st issue based on the classic TV series, Lost in Space!
Nova #1 VF/NM (9.0)
1st appearance of the Nova (Richard Ryder), Nova cover and story
Aquaman #35 CGC 9.6
1st appearance of Black Manta, Aquaman vs. Black Manta, vs. Ocean Master cover and story, 2nd highest graded! Extremely tough book!
X-Men #114 CGC 9.6
1st Uncanny in logo, X-Men cover and story by Chris Claremont and John Byrne
Conan the Barbarian #23 CGC 9.2
1st appearance of Red Sonja! Conan cover and story, Barry Windsor Smith art! Adapted from a Robert E Howard story
Transformers #47 CGC 9.8
1st appearance of Raindance, Grandslam, and the Seacons, Transformers cover and story
Transformers #3 CGC 9.6
Transformers vs. Spider-man and the Alien Symbiote, this 4 issue series was so successful Marvel made it into an ongoing series, Montezuma's revenge back cover
Thor #140 CGC 9.2
Thor cover and story, Stan Lee and Jack Kirby, 1st appearance of the Growing Man, early Kang appearance
Amazing Spider-Man #31 CGC 8.5
1st appearance of Gwen Stacy, Harry Osborn, and Professor Miles Warren who later becomes the Jackal, Spider-man cover and story by Stan Lee and Steve Ditko
X-Men #51 CGC 9.6
1st appearance of Eric the Red, Jim Steranko cover, X-men cover and story and art by Jim Steranko! Magneto and Polaris appear, origin of the Beast
Adventure Comics #346 CGC 9.2
Superboy & the Legion of Super-Heroes cover and stories begin, 1st appearance of several Legionaires, Karate Kid, Princess Projectra, and Ferro Lad.
Adventure Comics #329 CGC 9.4
Superboy and the Legion of Super-Heroes cover and story, 1st appearance of the Bizarro Legion, 1st Legion Flight rings