| Unofficial Superboy Index |
Credits:
| Story | Otto Binder |
| Art | Al Plastino |
| Editing | Mort Weisinger |
Feature Character(s):
- Superboy (last in Adventure Comics #251; next in the second story in this issue)
Supporting Character(s):
- Lana Lang (last in Adventure Comics #250; next in the second story in this issue)
Villain(s):
- two criminals (in flashback)
Other Character(s):
- the host of the radio show "Unmask the Truth" (first appearance)
- Thomas Jones (first appearance; a contestant on the radio show "Unmask the Truth")
- Lydia Crane (first appearance; a contestant on the radio show "Unmask the Truth")
- “Bronco” Pete and two impostors (first appearance of all; guests on the radio show "Unmask the Truth")
Cameo Appearance(s):
- Jor-El (in flashback; last/next in ???)
- Lara Jor-El (in flashback; last/next in ???)
Location(s):
- Space Sector 2813
- Krypton (in flashback)
- Space Sector 2814
Story Reprinted in:
- Adventure Comics #324/2 (September 1964)
- Superboy Spectacular #1/5 (1980)
Credits:
| Story | Otto Binder |
| Art | George Papp |
| Editing | Mort Weisinger |
Feature Character(s):
Supporting Character(s):
- Krypto (last in issue #64/3; next in Superman Vol. 1 #173/2)
- Jonathan Kent (last in Adventure Comics #251; next in the third story in this issue)
- Martha Kent (last in Adventure Comics #251; next in the third story in this issue)
- Lana Lang (in between the first and the third stories in this issue)
- Lewis Lang (last in Adventure Comics #250; next in Superman Vol. 1 #173/2)
- Chief Parker (last in issue #65/3; next in Adventure Comics #258)
Villain(s):
- "Univac" Smith (first appearance; a criminal inventor)
- his assistant (first appearance)
- "Gadget" Gaines and his gang (first appearance for all)
Location(s):
Story Reprinted in:
- Superman Annual Vol. 1 #1/6 (Summer 1960)
- Giant Superman Annual #1 Replica Edition ([October] 1998)
Credits:
| Story | Bill Finger |
| Art | George Papp |
| Editing | Mort Weisinger |
Feature Character(s):
- Superboy (last in the second story in this issue; next in Adventure Comics #252)
Supporting Character(s):
- Jonathan Kent (last in the second story in this issue; next in Adventure Comics #252)
- Martha Kent (last in the second story in this issue; next in Adventure Comics #252)
- Lana Lang (last in the second story in this issue; next in Adventure Comics #252)
Villain(s):
- Klax-Ar (first appearance; also in flashback; next in Superman Family #187/6)
Other Character(s):
- Kryptonians (in flashback)
- Smallville High students
- a Superboy robot
Location(s):
- Space Sector 2813
- Krypton (in flashback)
- Space Sector 2814
- Unidentified Space Sector
- an unidentified planet (in flashback)
Story Reprinted in:
- Superman Annual Vol. 1 #5/2 (Summer 1962)
- Superboy Spectacular #1/6 (1980)