On sale date as given in the copyright application as listed in the Catalog of Copyright Entries, Periodicals, 1966, page 343, registration number B277404.
This issue has variants:
Iron Man [Tony Stark]; Titanium Man [Boris Bullski]; Pepper Potts; Happy Hogan; Senator Harrington Byrd
Synopsis
Iron Man battles Titanium Man in the skies above Washington D.C. A large crowd gathers to watch them fight. Pepper and Happy are among the onlookers. Titanium Man fixes Iron Man with a paralysis beam. Iron Man short circuits the electric beam by pulling out a live wire from his armor! Titanium Man then turns his beam on Pepper and orders Iron Man to surrender.
When reprinted in Marvel Double Feature #6, the following changes are made: Page 6, panels 4 and 6 are not reprinted. Page 7, panels 1-4 are not reprinted. Page 7, panels 5 and 6 are moved to the bottom of page 6.
Letters from Sterling Evans, Raun Nelson, Timothy Kuhn, James Taylor, and Bill Todd; includes an ad for the M.M.M.S. and an image from an earlier issue.