The Sinister Secret of Project Four! #90
| Series | Daredevil |
| Number | Vol. 1 #90 |
| Publisher | Marvel, Marvel Comics Group, Magazine Management Co., Inc. |
| Date | 1972-08 |
| Type | Comic Book, Softcover |
| Language | English |
| Cover Artist | Gil Kane |
| Editor | Stan Lee |
| Inker | Tom Palmer, Sr. |
| Letterer | Sam Rosen |
| Penciler | Gene Colan |
| Writer | Gerry Conway |
| Genre | Superhero |
| Published in | New York, New York |
| Pages | 32 |
| Characters | Daredevil (Matt Murdock), Supporting Characters:, Black Widow (Natasha Romanoff) |
| Story Location | California: San Francisco |
| Links | https://marvel.fandom.com/wiki/Daredevil_Vol_1_90 |
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