- Script
- Alex Raymond; Don Moore
- Pencils
- Alex Raymond
- Inks
- Alex Raymond
- Colors
- ?
- Letters
- ?
- Editing
- ? (originalredaktör)
- Job Number
- [S012]
- Genre
- science fiction
- Reprints
- from Flash Gordon Sundays (King Features Syndicate, 1934 series) 1939-02-12 - 1939-03-05 [originaltitel: "The Tyrant of Mongo"]
Sista delen av tolfte söndagsstoryn.
- Script
- Alex Raymond; Don Moore
- Pencils
- Alex Raymond
- Inks
- Alex Raymond
- Colors
- ?
- Letters
- ?
- Editing
- ? (originalredaktör)
- Job Number
- [S013]
- Genre
- science fiction
- Reprints
- from Flash Gordon Sundays (King Features Syndicate, 1934 series) 1939-03-12 - 1939-08-13 [originaltitel: "Ice Kingdom of Mongo"]
Början av den trettonde söndagshistorien.