| Issue | #21 |
| Published | February 1979 |
| Cover Price | 0.35 |
| Pages | 36 |
| Editing | Roger Stern; Jim Salicrup (assistant) |
| Notes | Possible Infantino cover credit provided 2006 by Nick Caputo. |
| Characters | John Carter; Dejah Thoris |
| Genre | science ficiton |
| Pencils | Carmine Infantino? |
| Inks | Rudy Nebres |
| Notes | Possible Infantino cover credit provided 2006 by Nick Caputo. |
| Reprinted | in John Carter (Atlantic Förlags AB, 1978 series) #7/79 |
| Characters | John Carter; Dejah Thoris |
| Synopsis | Escape from the winged men fails |
| Script | Chris Claremont |
| Pencils | Ernie Colón |
| Inks | Frank Springer |
| Colors | Ben Sean |
| Letters | Joe Rosen |
| Reprinted | in John Carter (Atlantic Förlags AB, 1978 series) #7/79 |