| 0 | - | cover | 1 | pencils: Curt Swan; inks: Stan Kaye; colors: Alex Sinclair | Superboy; Legion of Super-Heroes [Cosmic Boy; Lightning Lad [as Lightning Boy]; Saturn Girl] |
| 1 | Table of Contents | table of contents | 4 | letters: typeset | |
| 2 | Adventure Comics #247 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superboy; Legion of Super-Heroes [Cosmic Boy; Lightning Lad [as Lightning Boy]; Saturn Girl] |
| 3 | The Legion of Super-Heroes | comic story | 12 | script: Otto Binder; pencils: Al Plastino; inks: Al Plastino | Superboy; Legion of Super-Heroes [Cosmic Boy; Lightning Lad [as Lightning Boy]; Saturn Girl] |
| 4 | Adventure Comics #267 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superboy; Legion of Super-Heroes [Cosmic Boy; Lightning Lad; Saturn Girl] |
| 5 | Prisoner of the Super-Heroes! | comic story | 11 | script: Jerry Siegel; pencils: George Papp; inks: George Papp; letters: Joe Letterese | Superboy; Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Lightning Lad]; Krypto; Martha Kent; Jonathan Kent |
| 6 | The Three Super-Heroes! | comic story | 13 | script: Jerry Siegel; pencils: Jim Mooney; inks: Jim Mooney; letters: Joe Letterese | Supergirl; Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Lightning Lad; Chameleon Boy (1st); Colossal Boy (1st); Invisible Kid (1st)]; Superman |
| 7 | The Army of Living Kryptonite Men! | comic story | 8 | script: Jerry Siegel; pencils: George Papp; inks: George Papp; letters: Joe Letterese | Superboy; Lex Luthor; Mr. Kent; Lana Lang; Krypto; Lightning Lad; Legion of Super-Heroes [Saturn Girl; Cosmic Boy; Lightning Lad] (flashback) |
| 8 | Adventure Comics #282 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superboy; Star Boy; Zynthia; Lana Lang |
| 9 | Lana Lang and the Legion of Super-Heroes | comic story | 13 | script: Otto Binder; pencils: George Papp; inks: George Papp | Superboy; Star Boy; Lana Lang; Mr. Kent; Legion of Super-Heroes [Star Boy; Chameleon Boy; Lightning Lad; Saturn Girl; Cosmic Boy] (flashback); Mr. Lang; Mrs. Lang; Zynthia |
| 10 | Supergirl's Three Super Girl-Friends! | comic story | 12 | script: Jerry Siegel; pencils: Jim Mooney; inks: Jim Mooney | Legion of Super-Heroes [Saturn Girl; Phantom Girl (intro); Triplicate Girl [later Duo Damsel] (intro); Cosmic Boy; Lightning Lad; Shrinking Violet (intro), Bouncing Boy (intro), Sun Boy (intro), Brainiac 5 (intro, joins), Supergirl (joins)]; Brainiac (flashback); Superman (flashback); Lori Lemaris; |
| 11 | Superboy #89 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superboy; Mon-El |
| 12 | Superboy's Big Brother! | comic story | 9 | script: Robert Bernstein; pencils: George Papp; inks: George Papp; letters: Joe Letterese | Superboy; Mon-El; Jonathan Kent; Martha Kent; Jor-El (flashback); Lara Lor-Van (flashback); Krypto |
| 13 | The Secret of Mon-El! | comic story | 10 | script: Robert Bernstein; pencils: George Papp; inks: George Papp; letters: Joe Letterese | Mon-El (also as Bob Cobb; revealed as Lar Gand (origin)); Martha & Jonathan Kent, Lana Lang app; Jor-El & Lara (flashback) |
| 14 | Superman #147 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superman; Legion of Super-Villains [Cosmic King; Lightning Lord; Saturn Queen] |
| 15 | The Legion of Super-Villains! | comic story | 11 | script: Jerry Siegel; pencils: Curt Swan; inks: Sheldon Moldoff; letters: Milt Snapinn | Superman; Lex Luthor; Legion of Super-Villains [Cosmic King; Lightning Lord; Saturn Queen]; Legion of Super-Heroes [Lightning Man; Cosmic Saturn Woman; Cosmic Boy] |
| 16 | Adventure Comics #290 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Stan Kaye | Superboy; Sun Boy (impostor) |
| 17 | The Secret of the Seventh Super-Hero! | comic story | 14 | script: Robert Bernstein; pencils: George Papp; inks: George Papp; letters: Joe Letterese | Superboy; Legion of Super-Heroes [Sun Boy; Cosmic Boy; Lightning Lad; Saturn Girl; Chameleon Boy; Brainiac 5; Phantom Girl]; Sun Boy (impostor); Tom Tanner; Mrs. Kent; Lana Lang; Cyclops the Robot; Krypto |
| 18 | Adventure Comics #293 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein | Superboy; Legion of Super-Heroes [Lightning Lad; Cosmic Boy; Saturn Girl] |
| 19 | The Legion of Super-Traitors! | comic story | 14 | script: Jerry Siegel; pencils: Curt Swan; inks: George Klein; letters: Milt Snapinn | Superboy; Legion of Super-Pets [Krypto; Streaky; Super-Monkey; Comet the Super-Horse (1st)]; Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Lightning Lad]; Mr. Kent; Lana Lang; Mrs. Kent; Jax-Ur; General Zod; Mon-El; Brain Globes of Rambat; Supergirl |
| 20 | Supergirl's Greatest Challenge! | comic story | 14 | script: Jerry Siegel; pencils: Jim Mooney; inks: Jim Mooney; letters: Milt Snapinn | Supergirl; Legion of Super-Heroes [Chameleon Boy; Cosmic Boy; Bouncing Boy; Lightning Lad; Sun Boy; Saturn Girl]; Whizzy (1st); Positive Man; Triplicate GIrl; Chameleon Boy; Streaky; Superman |
| 21 | Superman's Super-Courtship! | comic story | 12 | script: Jerry Siegel; pencils: Jim Mooney; inks: Jim Mooney; letters: Milt Snapinn | Superman; Supergirl; Legion of Super-Heroes [Lightning Man; Cosmic Man; Phantom Woman; Saturn Woman; Chameleon Boy]; Helen of Troy; Fred Danvers; Edna Danvers; Luma Lynai of Staryl (intro) |
| 22 | Superboy #98 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein | Superboy; Ultra-Boy; Lana Lang |
| 23 | The Boy With Ultra-Powers! | comic story | 13 | script: Jerry Siegel; pencils: Curt Swan; inks: George Klein; letters: Milt Snapinn | Superboy; Ultra-Boy; Mrs. Kent; Mr. Kent; Marla; Pete Ross; Krypto; Lana Lang |
| 24 | Adventure Comics #300 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Superboy; Legion of Super-Heroes [Sun Boy; Saturn Girl; Cosmic Boy; Lightning Lad; Triplicate Girl; Mon-El] |
| 25 | The Face Behind the Lead Mask! | comic story | 12 | script: Jerry Siegel; pencils: John Forte; inks: John Forte, Al Plastino; letters: Milt Snapinn | Superboy; Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Sun Boy; Lightning Lad; Mon-El]; Lex Luthor; Urthlo (robot) |
| 26 | The Secret Origin of Bouncing Boy! | comic story | 13 | script: Jerry Siegel; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Bouncing Boy; Chameleon Boy; Cosmic Boy; Saturn Girl; Lightning Lad; Sun Boy; Shrinking Violet; Colossal Boy; Phantom Girl; Ultra-Boy; Triplicate Girl]; Lester Spiffany; Storm Boy |
| 27 | Adventure Comics #302 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Superboy; Legion of Super-Heroes [Sun Boy; Ultra-Boy; Cosmic Boy; Saturn Girl] |
| 28 | Sun-Boy's Lost Power! | comic story | 12 | script: Jerry Siegel; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Sun Boy; Cosmic Boy; Saturn Girl; Chameleon Boy; Bouncing Boy; Shrinking Violet; Ultra-Boy]; Superboy |
| 29 | The Fantastic Spy! | comic story | 12 | script: Jerry Siegel; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Chameleon Boy; Bouncing Boy; Cosmic Boy; Saturn Girl; Sun Boy; Lightning Lad; Brainiac 5; Matter-Eater Lad]; Superboy |
| 30 | The Stolen Super-Powers! | comic story | 11 | script: Jerry Siegel; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Saturn Girl (elected Legion leader); Cosmic Boy; Sun Boy; Chameleon Boy; Lightning Lad (death of); Bouncing Boy; Shrinking Violet; Triplicate Girl; Brainiac 5; Invisible Kid; Colossal Boy; Matter-Eater Lad; Ultra-Boy]; Zaryan; Lori Lemaris |
| 31 | The Secret of the Mystery Legionnaire! | comic story | 12 | script: Jerry Siegel; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Saturn Girl; Cosmic Boy; Sun Boy; Lightning Lad; Bouncing Boy; Invisible Kid; Colossal Boy]; Antennae Boy; Dynamo Kid; Mon-El [Marvel Lad, the Legionnaire Lemon]; Superboy (in flashback) |
| 32 | The Legion of Substitute Heroes! | comic story | 14 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Substitute Heroes [Polar Boy; Night Girl; Stoneboy; Fire-Lad; Chlorophyll Kid]; Legion of Super-Heroes [Sun Boy; Saturn Girl; Chameleon Boy; Bouncing Boy; Colossal Boy; Cosmic Boy; Brainiac 5] |
| 33 | Adventure Comics #307 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Sun Boy; Bouncing Boy; Saturn Girl]; Mystery Lad |
| 34 | The Secret Power of the Mystery Super-Hero! | comic story | 13 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Bouncing Boy; Sun Boy; Brainiac 5; Invisible Kid; Colossal Boy; Element Lad [Jan Arrah, also as Mystery Lad]] |
| 35 | The Return of Lightning Lad! | comic story | 11 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Cosmic Boy; Saturn Girl; Lightning Lad; Bouncing Boy; Chameleon Boy; Sun Boy; Mon-El; Shrinking Violet; Supergirl; Lightning Lass] |
| 36 | Part I: The Legion of Super-Monsters! | comic story | 9 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Ultra-Boy; Mon-El; Colossal Boy; Bouncing Boy; Chameleon Boy; Saturn Girl; Brainiac 5; Sun Boy]; Jungle King; Legion of Super-Monsters; Rainbow Girl |
| 37 | Part II: The Legion's Super-Showdown! | comic story | 8 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Ultra-Boy; Mon-El; Colossal Boy; Bouncing Boy; Chameleon Boy; Saturn Girl; Brainiac 5; Sun Boy]; Jungle King; Legion of Super-Monsters |
| 38 | The Doom of the Super-Heroes! | comic story | 17 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Chameleon Boy; Sun Boy; Saturn Girl; Brainiac 5; Cosmic Boy; Mon-El; Superboy; Bouncing Boy; Ultra-Boy; Shrinking Violet; Invisible Kid; Colossal Boy; Lightning Lass]; Mask Man [Mr. Mxyzptlk V] |
| 39 | Adventure Comics #311 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes (portraits only); Legion of Substitute Heroes [Polar Boy; Chlorophyll Lad; Night Girl; Stoneboy; Fire-Lad] |
| 40 | The War Between the Substitute Heroes and the Legionnaires! | comic story | 17 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Joe Letterese, Milt Snapinn | Legion of Super-Heroes [Saturn Girl; Sun Boy; Cosmic Boy; Bouncing Boy; Brainiac 5]; Legion of Substitute Heroes [Night Girl; Polar Boy; Chlorophyll Kid; Fire-Lad; Stoneboy] |
| 41 | Adventure Comics #312 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Bouncing Boy; Sun Boy; Lightning Lass; Chameleon Boy; Saturn Girl; Superboy; Lightning Lad] |
| 42 | The Super-Sacrifice of the Legionnaires! | comic story | 15 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Superboy; Mon-El; Saturn Girl; Sun Boy; Lightning Lass; Chameleon Boy; Lightning Lad]; Proty |
| 43 | The World of Doomed Olsens! | comic story | 9 | script: Jerry Siegel; pencils: Curt Swan; inks: George Klein | Jimmy Olsen; Superman; Legion of Super-Heroes [Mon-El; Colossal Boy; Bouncing Boy; Cosmic Boy; Chameleon Boy; Shrinking Violet (cameo); Sun Boy (cameo); Lightning Lad (cameo); Saturn Girl (cameo); Triplicate Girl (cameo)]; Proty II; Legion of Substitute-Heroes [Fire Lad; Polar Boy; Night Girl; Stone |
| 44 | Adventure Comics #313 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Lightning Lass; Triplicate Girl; Saturn Girl; Shrinking Violet; Sun Boy; Chameleon Boy; Lightning Lad; Superboy]; Night Girl |
| 45 | The Condemned Legionnaires! | comic story | 16 | script: Edmond Hamilton; pencils: Curt Swan; inks: George Klein, John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Lightning Lass; Triplicate Girl; Saturn Girl; Shrinking Violet; Phantom Girl; Supergirl; Sun Boy; Mon-El; Superboy; Cosmic Boy; Chameleon Boy; Colossal Boy; Brainiac 5; Lightning Lad; Bouncing Boy]; Night Girl; Polar Boy; Satan Girl; Legion of Super-Pets [Comet; Streaky; Bepp |
| 46 | Adventure Comics #314 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Superboy; Mon-El; Saturn Girl]; Alaktor |
| 47 | The Super-Villains of All Ages! | comic story | 17 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Saturn Girl; Lightning Lad; Bouncing Boy; Brainiac 5; Sun Boy; Mon-El; Superboy; Ultra Boy; Invisible Kid; Chameleon Boy; Shrinking Violet]; Alaktor; Ronn Kar; Nero; John Dillinger; Adolf Hitler |
| 48 | The Legionnaires' Super-Contest! | comic story | 16 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Joe Letterese | Legion of Super-Heroes [Superboy; Saturn Girl; Bouncing Boy; Sun Boy; Brainiac 5; Lightning Lad; Cosmic Boy; Chameleon Boy]; Legion of Substitute-Heroes [Night Girl; Stone Boy; Fire Lad; Chlorophyll Kid; Polar Boy] |
| 49 | Adventure Comics #316 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Superboy; Ultra Boy; Lightning Lad; Shrinking Violet; Chameleon Boy; Colossal Boy; Saturn Girl; Cosmic Boy; Lightning Lass; Sun Boy; Bouncing Boy] |
| 50 | The Renegade Super-Hero! | comic story | 19 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Superboy; Ultra Boy; Phantom Girl; Saturn Girl; Sun Boy; Brainiac 5; Mon-El; Lightning Lad; Chameleon Boy; Bouncing Boy; Cosmic Boy, Shrinking Violet; Element Lad; Colossal Boy; Invisible Kid; Lightning Lass] |
| 51 | Adventure Comics #317 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Superboy; Lightning Lad; Bouncing Boy; Shrinking Violet; Ultra Boy]; Dream Girl |
| 52 | The Menace of Dream Girl! | comic story | 18 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Saturn Girl; Lightning Lass [also as Light Lass]; Brainiac 5; Star Boy; Matter-Eater Lad; Superboy; Mon-El; Sun Boy; Triplicate Girl; Bouncing Boy; Lightning Lad; Ultra Boy; Shrinking Violet; Chameleon Boy]; Dream Girl |
| 53 | Adventure Comics #318 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Sun Boy; Matter-Eater Lad; Triplicate Girl; Cosmic Boy; Light Lass; Star Boy; Lightning Lad]; Superboy (in inset) |
| 54 | The Mutiny of the Legionnaires! | comic story | 18 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Sun Boy; Cosmic Boy; Light Lass; Superboy (cameo); Mon-El (cameo); Lightning Lad; Star Boy; Matter-Eater Lad; Triplicate Girl]; Time Trapper (cameo) |
| 55 | Superman's Pal Jimmy Olsen #76 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein | Superman; Elastic Lad [Jimmy Olsen]; Saturn Girl; Light Lass; Triplicate Girl |
| 56 | Elastic Lad Jimmy and His Legion Romances! | comic story | 9 | script: Jerry Siegel; pencils: John Forte; inks: John Forte | Jimmy Olsen [also as Elastic Lad]; Legion of Super-Heroes [Light Lass; Saturn Girl; Triplicate Girl; Sun Boy; Ultra Boy]; Lucy Lane |
| 57 | Adventure Comics #319 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Sheldon Moldoff; letters: Ira Schnapp | Legion of Super-Heroes [Superboy; Brainiac 5; Bouncing Boy; Chameleon Boy; Saturn Girl; Ultra Boy; Cosmic Boy; Triplicate Girl; Star Boy] |
| 58 | The Legion's Suicide Squad! | comic story | 18 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte; letters: Milt Snapinn | Legion of Super-Heroes [Colossal Boy; Element Lad; Sun Boy; Shrinking Violet; Phantom Girl; Mon-El; Superboy; Bouncing Boy; Saturn Girl; Sun Boy; Chameleon Boy; Brainiac 5; Star Boy; Triplicate Girl; Invisible Kid; Lightning Lad; Cosmic Boy; Light Lass]; Legion of Substitute-Heroes [Fire Lad; Chloro |
| 59 | Adventure Comics #320 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: Sheldon Moldoff; letters: Ira Schnapp | Mon-El; Dev-Em; Superboy |
| 60 | The Revenge of the Knave from Krypton! | comic story | 17 | script: Jerry Siegel; pencils: John Forte, George Papp; inks: Sheldon Moldoff, George Papp, Al Plastino; letters: Milt Snapinn | Legion of Super-Heroes [Superboy [also as Clark Kent]; Chameleon Boy; Mon-El; Element Lad; Saturn Girl; Lightning Lad; Sun Boy; Brainiac 5]; Dev-Em; Radiation Roy; Proty II; Krypto; Molock |
| 61 | Adventure Comics #321 | cover reprint (on interior page) | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Superboy; Lightning Lad; Saturn Girl; Star Boy; Mon-El] |
| 62 | The Code of the Legion! | comic story | 17 | script: Edmond Hamilton; pencils: John Forte; inks: John Forte, Al Plastino; letters: Milt Snapinn | Legion of Super-Heroes [Sun Boy; Mon-El; Superboy; Shrinking Violet; Star Boy; Phantom Girl; Saturn Girl; Bouncing Boy; Element Lad; Ultra Boy; Chameleon Boy; Triplicate Girl; Brainiac 5; Colossal Boy; Matter-Eater Lad; Invisible Kid; Lightning Lad]; Time Trapper [also as Commissioner Wilson] |
| 63 | The Origin and Powers of the Legion of Super-Heroes! | comic story | 4 | pencils: Curt Swan; inks: George Klein | |