TOS: Adventure Comics #367

Adventure Comics #367 (April 1968)
title: "No Escape From the Circle of Death!"
writer and layouts: Jim Shooter
penciller: Curt Swan
inker: George Klein (pp 1-10) and Sheldon Moldoff (11-24)
letterer: Milt Snapinn or Morris Waldinger
editor: Mort Weisinger
cover art: Neal Adams
reviewers: Mike "Nostalgic Kid" Lane and Russell "Bilingual Boy" Burbage

Mission Monitor Board: Brainiac 5, Sun Boy, Karate Kid, Cosmic Boy, Superboy, Lighting Lad, Duo Damsel, Phantom Girl; cameos by Star Boy and Invisible Kid

Guest-Star: an unnamed Controller

Opponents: the Dark Circle

TOS: Adventure Comics #357

Adventure Comics #357 (June 1967)
title: "The Ghost of Ferro Lad!"

writer & layouts: Jim Shooter

penciller: Curt Swan
inker: George Klein

letterer: Milton Snapinn
editor: Mort Weisinger

cover: Curt Swan & George Klein

reviewer: Russell "Bilingual Boy" Burbage, Mike "Nostalgic Kid" Lane, and Jason "Anachronistic Kid" Knol

Mission Monitor Board:  
Cosmic Boy, Princess Projectra, Sun Boy, Superboy, Brainiac 5, Saturn Girl....and Ferro Lad?!?
Cameos by Mon-El, Duo Damsel, Ultra Boy, Phantom Girl, Lightning Lad, and Light Lass

Opponents: 
revenge-seeking ghost or......?!?