| Issue | #141 |
| Published | September 1971 |
| Frequency | monthly except January, semi-monthly |
| Cover Price | 0.15 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Captain America [Steve Rogers]; Grey Gargoyle; Falcon; Nick Fury; Sharon Carter |
| Genre | Superhero |
| Pencils | John Romita (signed) |
| Inks | John Romita (signed) |
| Characters | Captain America [Steve Rogers]; Falcon; Nick Fury; Agent 13 [Sharon Carter]; Grey Gargoyle |
| Synopsis | Using the Falcon as his stone slave, The Gargoyle tricks SHIELD into taking him -- via the helicarrier -- to SHIELD's mountain fortress where Element X is stored. This planet-destroying compound has only one weakness -- stone. |
| Genre | Superhero |
| Script | Stan Lee |
| Pencils | John Romita |
| Inks | Joe Sinnott |
| Letters | Artie Simek |