| Issue | #307 |
| Published | January 1977 |
| Cover Price | 0.30 |
| Pages | 36 |
| Editing | Julius Schwartz |
| Notes | Superman |
| Characters | Superman; Supergirl; Kandor |
| Genre | superhero |
| Pencils | Neal Adams |
| Inks | Neal Adams |
| Notes | Superman |
| Reprinted | in Superman From the Thirties to the Eighties (Crown Publishers, Inc., 1983 series) #nn |
| Characters | Superman; Protector (intro, villain); Supergirl (guest star); Lois Lane; Mr. Slotvik; Terri; Morton Kalmbach; Jor-El (flashback); Lara (flashback); Krypton (flashback); Fortress of Solitude; Kandor; Jonathan Kent (flashback); Fred Danvers (flashback) |
| Genre | superhero |
| Script | Gerry Conway |
| Pencils | Jose Luis Garcia-Lopez |
| Inks | Frank Springer |
| Notes | GS: Supergirl; V: Protector (I) |