Iron Man #25 F/VF (7.0)
Iron Man vs Sub-Mariner cover and story, structurally nicer, but has foxing/stains
Iron Man #26 F (6.0)
Iron Man cover and story, small split bottom of spine
Iron Man #27 F+ (6.5)
1st appearance of Firebrand, Iron Man cover and story
Iron Man #28 VF/NM (9.0)
1st appearance of Howard Stark! Iron Man vs the Controller cover and story
Iron Man #28 CGC 9.4
1st appearance of Howard Stark, Tony's father! Iron Man vs the Controller
Iron Man #30 VF (8.0)
Iron Man cover and story, structurally nicer, but has foxing on bc
Iron Man #34 VF/NM (9.0)
Iron Man cover and story, 2nd Spymaster! Nick Fury appears.
Iron Man #35 VF- (7.5)
Iron Man, Nick Fury, and Daredevil cover and story