| 331 | Adventure Comics | Reprints from Superboy (1st Series) #43 (Sep 1955), Star Spangled War Stories #132 (Sep 1952), and Big Town #1 (Jan 1951); 1st Appearance of Saturn Queen; Origin of Cosmic King; Origin of Lightning Lord (Mekt Ranzz); Origin of Saturn Queen; Versus the Legion of Super-Villains; Legion; Tales of the Legion of Super-Heroes; Time travel |
| 1 | Secrets of the Legion of Super-Heroes | Origin of the Legion of Super-Heroes; Origin of Cosmic Boy; Origin of Saturn Girl; Origin of Lightning Lad; Origin of Light Lass; Origin of Lightning Lord; Origin of Duo Damsel; Origin of Phantom Girl; Origin of Colossal Boy; Origin of Star Boy; Origin of Legion of Super-Heroes |
| 1/NS | Secrets of the Legion of Super-Heroes | Origin of Colossal Boy; Origin of Cosmic Boy; Origin of Duo Damsel; Origin of Legion of Super-Heroes; Origin of Light Lass; Origin of Lightning Lad; Origin of Lightning Lord; Origin of Phantom Girl; Origin of Saturn Girl; Origin of Star Boy; Origin of the Legion of Super-Heroes |
| 172 | Superboy (1st Series) | Origin of Light Lass; Origin of Lightning Lad; Origin of Lightning Lord; LSH back-ups begin |
| 331 | Tales of the Legion | Reprints Legion of Super-Heroes (3rd Series) #6; Origin of Lightning Lass; Origin of Lightning Lord; Origin of Lightning Lad |
| 331/NS | Tales of the Legion | Reprints Legion of Super-Heroes (3rd Series) #6; Origin of Lightning Lad; Origin of Lightning Lass; Origin of Lightning Lord |