Betrayal #66
| Series | Avengers |
| Number | Vol. 1 #66 |
| Publisher | Marvel Comics, Magazine Management Co. |
| Date | 1969-07 |
| Type | Comic Book, Softcover |
| Language | English |
| Cover Artist | John Buscema |
| Editor | Stan Lee |
| Inker | Syd Shores |
| Letterer | Artie Simek |
| Penciler | Barry Smith* |
| Writer | Roy Thomas |
| Genre | Superhero |
| Published in | New York, NY |
| Pages | 32 |
| Characters | Thor (Joins team), Iron Man (Tony Stark)(Joins team), Goliath (Clint Barton), Vision, Yellowjacket (Hank Pym), Wasp |
| Story Location | New York City |
| Links | https://marvel.wikia.com/wiki/Avengers_Vol_1_66 |
Collected in 1
| Title | Number | Date | Format | |
|---|---|---|---|---|
 | Betrayal! Vol. 2 #27 | Vol. 2 #27 | 1981-01 | Softcover |