"Perils from the Long-Dead Past!" featuring Giant-Man and the Wonderful Wasp by Lee and Powell/Colletta. 12 pages.
Life is changing for Henry Pym. He has expanded his abilities to grow to 35 feet, but lost his ability to shrink to Ant-Man size and to communicate with the insects. One thing hasn't changed, though, and that's the Human Top's hatred for Giant-Man. With his new costume, he can fly, and he is back to menace Hank and Jan.
"Back from the Dead!" featuring the Incredible Hulk. 10 pages.
Glen Talbot and Bruce Banner, caught in fire fight with the hill tribe rebels, end up in an avalanche, only to be saved by Banner changing into the Hulk. Once back at base, the charges of espionage still linger for Banner, but he is needed at the test of the Absorbatron. The Leader sends a horde of Humanoids to capture the nuclear weapon and the Hulk.
Reprinted in Marvel Super-Heroes (Vol 2) #27.