"Day Of The Grizzly!" #139
| Series | Amazing Spider-Man |
| Number | Vol. 1 #139 |
| Publisher | Marvel Comics, Marvel Comics Group |
| Date | 1974-12 |
| Type | Comic Book, Softcover |
| Language | English |
| Colorist | Jan Brunner |
| Cover Artist | John Romita Sr., Gil Kane |
| Editor | Roy Thomas |
| Inker | Frank Giacoia, Dave Hunt |
| Letterer | Artie Simek |
| Penciler | Ross Andru |
| Writer | Gerry Conway |
| Genre | Superhero |
| Published in | New York |
| Pages | 32 |
| Characters | Spider-Man (Peter Parker) |
| Story Location | New York City |
| Links | https://marvel.wikia.com/wiki/Amazing_Spider-Man_Vol_1_139 |
Added by mlopinto