Dave Cockrum and Joe Sinnott The Avengers #169 Cover Original Art (Marvel, 1978). The art team of X-Men legend Dave Cockrum and Joltin' Joe Sinnott is a Marvel match-up made in heaven. The Black Panther, Captain America, and Iron Man are spending a relaxing afternoon at Avengers Mansion, when an armored intruder attacks. The three Avengers quickly halt Jason Beere's reckless assault. However, before he collapses, the megalomaniac mumbles something about four neutron bombs scattered throughout the world. The Shield-Slinger travels to Peru to disarm the first bomb, the Armored Avenger to Moscow for the second one, and the Black Panther to the Arctic Circle for the third. But where is the fourth bomb? The image area of this thriller measures 10" x 15", and the art is in Excellent condition.