Adventure Comics 345 (Jun 1966) FI- (5.5)

  cover by Curt Swan & George Klein

The Execution of Matter-Eater Lad

Script:Edmond Hamilton
Pencils:Curt Swan
Inks:George Klein
Letters:Milton Snapinn
Editing:Mort Weisinger

Characters:Legion of Super-Heroes [Light Lass; Duo Damsel; Saturn Girl; Invisible Kid; Chameleon Boy; Brainiac 5; Element Lad; Cosmic Boy; Matter-Eater Lad; Ultra Boy; Superboy; Mon-El]; Nardo; Blockade Boy; Weight Wizard
Synopsis:The girls mount a jailbreak, but Matter-Eater Lad is caught and about to be executed when Superboy, Mon-El, and Ultra Boy save the day.