| Issue | #28 |
| Published | July-August 1956 |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Cover pencils and inks credits confirmed from Julius Schwart'z editorial records, provided by DC Comics (6 January 2008); original indexer credited the inks to Gil Kane. |
| Characters | Rex |
| Genre | animal; adventure |
| Pencils | Gil Kane |
| Inks | Bernard Sachs |
| Notes | Cover pencils and inks credits confirmed from Julius Schwart'z editorial records, provided by DC Comics (6 January 2008); original indexer credited the inks to Gil Kane. |
| Genre | animal; adventure |
| Script | Bob Haney |
| Pencils | Gil Kane |
| Inks | Bernard Sachs |
| Genre | animal; detective |
| Script | John Broome |
| Pencils | Carmine Infantino |
| Inks | Carmine Infantino |
| Reprinted | in Century, The 100 Page Comic Monthly (K. G. Murray, 1956 series) #4 |
| Genre | animal; adventure |
| Script | John Broome |
| Pencils | Gil Kane |
| Inks | Bernard Sachs |