| Issue | #24 |
| Published | September 1966 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | The X-Men [Cyclops; Marvel Girl; Angel; Beast; Iceman]; Locust [August Hopper] |
| Genre | superhero |
| Pencils | Jack Kirby (layouts?); Werner Roth |
| Inks | Dick Ayers |
| Notes | Pencil credits from Rich Donnelly via GCD Errors List. |
| Reprinted | In Essential Uncanny X-Men (Marvel, 1999 series) #1 |
| Characters | The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; Ted Roberts; The Locust [August Hopper] |
| Genre | superhero |
| Script | Roy Thomas |
| Pencils | Werner Roth |
| Inks | Dick Ayers |
| Letters | Sam Rosen |
| Reprinted | in X-Men (Marvel, 1963 series) #72; in Marvel Special (Marvel Italia, 1994 series) #10; in Essential Uncanny X-Men (Marvel, 1999 series) #1 |