- Pencils
- Don Heck; Jack Kirby (alterations)
- Inks
- Don Heck
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- Avengers [Captain America [Steve Rogers]; Goliath [Henry Pym]; Hawkeye [Clint Barton]; Scarlet Witch [Wanda Maximoff]]; Serpent Surpreme
- Reprints
The Scarlet Witch appears on this cover but is not present in the accompanying story.
- Pencils
- Don Heck; Jack Kirby (see notes)
- Inks
- Don Heck; Frank Giacoia (see notes)
- Colors
- Stan Goldberg ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The Avengers [Captain America [Steve Rogers]; Goliath [Henry Pym]; Hawkeye [Clint Barton]]; Living Laser [Arthur Parks]
- Reprints
The Captain America figure on the cover is a Kirby/Giacoia stat from the Captain America story in Tales of Suspense (Marvel, 1959 Series) #84, page 9, panel 1.
- Script
- Roy Thomas; Stan Lee (plot)
- Pencils
- Don Heck
- Inks
- Don Heck
- Colors
- ?
- Letters
- Sam Rosen
- Editing
- Stan Lee
- Genre
- superhero
- Characters
- The Avengers [Captain America [Steve Rogers]; Goliath [Henry Pym]; Hawkeye [Clint Barton]; Wasp [Janet Van Dyne]]; Black Widow [Natasha Romanoff]; Bill Foster; Living Laser [Arthur Parks]
- Synopsis
- The Living Laser offers his power to a rebel army in Costa Verde but the Avengers pursue and defeat him.
- Reprints
- Keywords
- Costa Verde
Roy Thomas has explained that he wrote this script after it was handed to him in pencil form, already plotted by Lee and (likely) Heck.
- Pencils
- Don Heck
- Inks
- Don Heck
- Genre
- superhero
Photostats of the original art to the covers of Avengers #31, 35, 39 and 40, demonstrating how the art was altered for publication.