| Issue | #11 |
| Published | June 1965 |
| Cover Price | 0.25 USD |
| Pages | 84 |
| Editing | Mort Weisinger |
| Notes | On Sale Date - April 15th 1965 |
| Characters | Superman; Lex Luthor; The Toyman; The Prankster; Kryptonite Man |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | George Klein |
| Characters | Superman; Lex Luthor; Kryptonite; Jimmy Olsen; Fortress of Solitude |
| Synopsis | Luthor takes a liquid kryptonite serum which makes it impossible for Superman to get near him. Superman makes a lead suit to protect himself, but Luthor has discovered a way to turn lead into glass. Eventually, Superman tricks Luthor into thinking he has become immune to Luthor's kryptonite radiations and Luthor takes an antidote, leaving himself open to capture. |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Al Plastino |
| Inks | Al Plastino |
| Reprinted | from Action Comics (DC, 1938 series) #249 (February 1959) |
| Characters | Superman; Lex Luthor [as Lex Kent]; Jonathan Kent; Martha Kent |
| Pencils | Curt Swan |
| Inks | George Klein |
| Notes | Unused cover idea intended for Superman 175. |
| Characters | Superboy [Clark Kent]; Jonathan Kent; Martha Kent; Lex Luthor; Abraham Lincoln; Mary Todd Lincoln; John Wilkes Booth |
| Synopsis | The Boy of Steel traverses the time barrier and attempts to thwart the assassination of Abraham Lincoln. |
| Genre | superhero |
| Script | Jerry Siegel |
| Pencils | George Papp |
| Inks | George Papp |
| Reprinted | from Superboy (DC, 1949 series) #85 (December 1960) |
| Characters | Superman [Clark Kent]; Lois Lane; Lex Luthor; The Prankster; The Toyman |
| Synopsis | When the terrible trio team up to combat Superman, the Man of Steel is guaranteed triple-trouble. |
| Genre | superhero |
| Script | William Woolfolk |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Reprinted | from Superman (DC, 1939 series) #88 (March 1954) |
| Genre | superhero |
| Letters | typeset |
| Characters | Superman; Supergirl; Jonathan Kent; Martha Kent; Lois Lane; Jimmy Olsen; Lucy Lane; Lana Lang; Perry White; Jor-El (statue); Lara (statue); Krypto the Superdog; Comet the Superhorse; Beppo the Supermonkey; Streaky the Supercat; Lori Lemaris; Professor Potter; The Legion of Superheroes [Saturn Girl; Cosmic Boy; Lightning Lad; Sun Boy; Chameleon Boy]; Bizarro #1; Mr. Mxyzptlk |
| Synopsis | Pin Up of the entire Superman Family. |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | George Klein |
| Reprinted | from Superman Annual (DC, 1960 series) #6 (Winter 1962-63) |
| Characters | Superman; Lois Lane; Jimmy Olsen; Perry White; Lex Luthor (villain); Green Kryptonite; Red Kryptonite; White Kryptonite; Blue Kryptonite; Yellow Kryptonite (intro); Luthor's Lair; Superman Robot |
| Synopsis | Luthor seemingly defeats Superman using artificial kryptonite. |
| Genre | superhero |
| Script | Bill Finger |
| Pencils | Curt Swan |
| Inks | John Forte |
| Editing | Mort Weisinger |
| Notes | 23rd anniversary story. Inker credit confirmed by Pat Lang (April 11, 2004). Inker credit previously given to: George Klein (Gene Reed credit) or Stan Kaye. |
| Reprinted | from Action Comics (DC, 1938 series) #277 (June 1961) |
| Synopsis | List of characters depicted on Superman Family Portrait (sequence 6) |
| Letters | typeset |
| Characters | Superboy [Clark Kent]; Lex Luthor; Lana Lang; Pa Kent; Krypto; Lightning Lad; Cosmic Boy (cameo); Saturn Girl (cameo) |
| Synopsis | Luthor attacks with animated Kryptonite; Superboy helped by Lana and Lightning Lad. |
| Genre | superhero |
| Script | Jerry Siegel |
| Pencils | George Papp |
| Inks | George Papp |
| Letters | Joe Letterese |
| Notes | 1st mention of Legion of Super-Villains (speculative) |
| Reprinted | from Superboy (DC, 1949 series) #86 (January 1961) |
| Characters | Superman [Clark Kent]; Lois Lane; Jimmy Olsen; Lex Luthor |
| Synopsis | Clark, Lois and Jimmy visit the theme park, "Superman Land", amid the entertainments however, lurks danger in the guise of Lex Luthor. |
| Genre | superhero |
| Script | Bill Finger |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Reprinted | from Action Comics (DC, 1938 series) #210 (November 1955) |
| Characters | Superman [Clark Kent]; Lois Lane; Perry White; Lucy Lane; Lena Thorul; Lex Luthor |
| Synopsis | In the New England town of Cardiff, Lois meets a girl who seems to be a modern day witch. |
| Genre | superhero |
| Script | Jerry Siegel |
| Pencils | Kurt Schaffenberger |
| Inks | Kurt Schaffenberger |
| Reprinted | from Superman's Girl Friend, Lois Lane (DC, 1958 series) #23 (February 1961) |
| Genre | Superhero |
| Letters | typeset |
| Notes | Expanded from previous listings. |