O
Oster
Issues
17
Series
8
Active
1943-1975
As Writer (8 series)
Captain Marvel Jr.
Captain Marvel Jr.
Fawcett - 5 issues
Whiz Comics
Whiz Comics
Fawcett - 4 issues
Wow Comics
Wow Comics
Fawcett - 2 issues
Captain Marvel Adventures
Captain Marvel Adventures
Fawcett - 2 issues
Spy Smasher
Spy Smasher
Fawcett - 1 issues
Lance O'Casey
Lance O'Casey
Fawcett - 1 issues
Flashback
Flashback
DynaPubs Enterprises - 1 issues
America's Greatest Comics
America's Greatest Comics
Fawcett - 1 issues