Sub-Mariner (Vol. 2) #68 FN

Sub-Mariner (Vol. 2) #68 was published by Marvel in 1974. It was written by Steve Gerber and features art by Don Heck. The cover artist for this issue was John Romita. Sub-Mariner (Vol. 2) #68 is part of the following storylines/events: On the Brink of Madness! and features appearances by: Force (Clayton Wilson), Dr. Henry Croft, Dr. Joseph Jennings, Namorita, and Tamara. You might find this information about Sub-Mariner (Vol. 2) #68 helpful: 1st Appearance of Force (Clayton Wilson); 1st appearance of Dr. Henry Croft; 1st appearance of Dr. Joseph Jennings.