Showcase #12
(January-February 1958)

DC, 1956 Series
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Price
0.10 USD
Pages
36
Indicia Frequency
bi-monthly
On-sale date
1957-11-17
Publisher's Age Guidelines
Approved by the Comics Code Authority
Indicia / Colophon Publisher
National Comics Publications, Inc.
Brand
Superman DC National Comics
Editing
Whitney Ellsworth (credited); Jack Schiff (actual)
Color
color
Dimensions
standard Silver Age US; then standard Modern Age US
Paper Stock
glossy cover; newsprint interior
Binding
saddle-stitched
Publishing Format
was ongoing series

Issue Notes

Fourth appearance of the Challengers of the Unknown.

On-sale date from copyright registration.


Menace of the Ancient Vials! (Table of Contents)

Challengers of the Unknown / cover / 1 page (report information)

Script
?
Pencils
Jack Kirby
Inks
Jack Kirby; Roz Kirby (blacks)
Colors
?
Letters
Ira Schnapp

First Line of Dialogue or Text
Another monstrous creature released from one of those magic bottles!
Genre
adventure
Characters
Challengers of the Unknown [Ace Morgan; Professor Haley; Red Ryan; Rocky Davis]
Reprints
Keywords
giant octopi; speed boats

Indexer Notes

Previously inker listed as Marvin Stein. Per Stein's conversations with Greg Theakston, he did not ink any Challengers stories.

Draw Bob Hope! (Table of Contents: 1) (Expand) /

Art Instruction, Inc. / advertisement / 1 page (report information)

The Menace of the Ancient Vials! Chapter 1 (Table of Contents: 2)

Challengers of the Unknown / comic story / 6 pages (report information)

Script
Dave Wood
Pencils
Jack Kirby
Inks
Leonard Starr ?
Colors
?
Letters
Artie Simek

First Line of Dialogue or Text
What was the nature of the strange, unknown forces manipulated by the brilliant minds of...
Genre
adventure
Characters
Challengers of the Unknown [Ace Morgan; Professor Haley; Red Ryan; Rocky Davis]; Amos Hunter; VILLAINS: Brommer; Gortz; Karnak; Kraken
Synopsis
Karnak and his men land on an island while trying to escape from the Challengers. There they find Amos Hunter and 5 mysterious vials. The first vial makes two members of the gang into giants.
Reprints

Indexer Notes

Lettering credit from Rodrigo Baeza via the GCD-chat mailing list, March 2007. Previous indexer's identification of the inker as George Klein is disputed by Nick Caputo and Tony Rose.

The Kings of Comedy! (Table of Contents: 3) (Expand) /

promo (ad from the publisher) / 1 page (report information)

Rocket Take-Off... (Table of Contents: 4)

comic story / 1 page (report information)

Script
Mort Drucker
Pencils
Mort Drucker
Inks
Mort Drucker
Colors
?
Letters
Mort Drucker

First Line of Dialogue or Text
At first consideration, it would seem obvious that the most advantageous...
Genre
non-fiction; math & science
Reprints

Indexer Notes

Writer and art credits confirmed from Julius Schwartz's editorial records, provided by DC Comics.

Chapter Two: The Fire Being! (Table of Contents: 5)

Challengers of the Unknown / comic story / 6 pages (report information)

Script
Dave Wood
Pencils
Jack Kirby
Inks
Leonard Starr ?
Colors
?
Letters
Artie Simek

First Line of Dialogue or Text
The sorcery that produced giants in the ancient past has unleashed the same phenomenon today.
Genre
adventure
Characters
Challengers of the Unknown [Ace Morgan; Professor Haley; Red Ryan; Rocky Davis]; Karnak; Amos Hunter
Synopsis
The next vial releases a fiery salamander that begins to burn down the island.
Reprints

Indexer Notes

Previous indexer's identification of the inker as George Klein is disputed by Nick Caputo and Tony Rose.

[no title indexed] (Table of Contents: 6)

Professor Eureka / comic story / 2 pages (report information)

Script
Henry Boltinoff
Pencils
Henry Boltinoff (signed)
Inks
Henry Boltinoff (signed)
Colors
?
Letters
Henry Boltinoff

First Line of Dialogue or Text
Professor, your research and development...
Genre
humor
Characters
Professor Eureka
Synopsis
Professor Eureka finds a way to continue funding his experiments after the government cuts his budget.

Indexer Notes

First line from Arthur Lortie.

Chapter 3: The Demon from the Depths (Table of Contents: 7)

Challengers of the Unknown / comic story / 6 pages (report information)

Script
Dave Wood
Pencils
Jack Kirby
Inks
Leonard Starr ?
Colors
?
Letters
Artie Simek

First Line of Dialogue or Text
The greed of desperate men, running wild and unchecked, proves as...
Genre
adventure
Characters
Challengers of the Unknown [Ace Morgan; Professor Haley; Red Ryan; Rocky Davis]; Karnak; Gortz; Amos Hunter
Synopsis
The fiery salamander is defeated but the third vial releases a giant octopus creature.
Reprints
Keywords
kraken

Indexer Notes

Previous indexer's identification of the inker as George Klein is disputed by Nick Caputo and Tony Rose.

Wanted: A Teen-Age Code (Table of Contents: 8)

public service announcement / 1 page (report information)

Script
Jack Schiff
Pencils
Ruben Moreira
Inks
Ruben Moreira
Colors
?
Letters
Ira Schnapp

First Line of Dialogue or Text
Listen, Dave, you know Sally Perkins.
Genre
advocacy
Characters
Dave; Sally Perkins
Synopsis
Goaded by peer-pressure, Dave crashes a party that Sally is hosting.

The Day I Climbed Magic Mountain (Table of Contents: 9)

text story / 1 page (report information)

Script
?
Letters
typeset

First Line of Dialogue or Text
You won't find the name "Magic Mountain" on any map.
Characters
John Craven; Hadango
Synopsis
John Craven hires a mountain guide to lead the way to Magic Mountain.
Keywords
Tibet

Chapter 4: The Deadly Duplicates! (Table of Contents: 10)

Challengers of the Unknown / comic story / 6 pages (report information)

Script
Dave Wood
Pencils
Jack Kirby
Inks
Leonard Starr ?
Colors
?
Letters
Artie Simek

First Line of Dialogue or Text
Still at grips with another strange and fearful life form, released by the...
Genre
adventure
Characters
Challengers of the Unknown [Ace Morgan; Professor Haley; Red Ryan; Rocky Davis]; Karnak; Amos Hunter; Dr. Rodney
Synopsis
The fourth vial turns Karnak into 50 copies of himself.
Reprints
Keywords
kraken

Indexer Notes

Feature continued in Challengers of the Unknown (DC, 1958 series) #1. Previous indexer's identification of the inker as George Klein is disputed by Nick Caputo and Tony Rose.

[no title indexed] (Table of Contents: 11) (Expand) /

Garcelon Stamp Co. / advertisement / 1 page (report information)

[no title indexed] (Table of Contents: 12) (Expand) /

Nutty Putty / advertisement / 0.5 page (report information)

[no title indexed] (Table of Contents: 13) (Expand) /

100 Toy Soldiers / advertisement / 0.5 page (report information)

[no title indexed] (Table of Contents: 14) (Expand) /

Stephens Credit Sales / advertisement / 1 page (report information)

[no title indexed] (Table of Contents: 15) (Expand) /

Daisy Air Rifles / advertisement / 1 page (report information)

Editing
Related Scans
Series Information
Table of Contents
  1. 0. Menace of the Ancient Vials!
    Challengers of the Unknown
  2. 1. Draw Bob Hope!
    Art Instruction, Inc.
  3. 2. The Menace of the Ancient Vials! Chapter 1
    Challengers of the Unknown
  4. 3. The Kings of Comedy!
  5. 4. Rocket Take-Off...
  6. 5. Chapter Two: The Fire Being!
    Challengers of the Unknown
  7. 6. ["Professor, your research and development..."]
    Professor Eureka
  8. 7. Chapter 3: The Demon from the Depths
    Challengers of the Unknown
  9. 8. Wanted: A Teen-Age Code
  10. 9. The Day I Climbed Magic Mountain
  11. 10. Chapter 4: The Deadly Duplicates!
    Challengers of the Unknown
  12. 11. ["Free! Wonderful offer!"]
    Garcelon Stamp Co.
  13. 12. ["Nutty Putty... real crazy!!!"]
    Nutty Putty
  14. 13. [no title indexed]
    100 Toy Soldiers
  15. 14. ["Do you want spending money?"]
    Stephens Credit Sales
  16. 15. ["How to get your Daisy Air Rifle for Christmas!"]
    Daisy Air Rifles
This issue was most recently modified by:
  • Tony R. Rose
  • Nick Caputo
  • Clayton Emery
  • Mike White
  • Mike Nielsen
  • Del Gruber
  • Jim Van Dore
  • Ray Bottorff Jr
  • Rodrigo Baeza
  • Jochen G.
  • Gregory Fischer
  • Jim Stangas
  • John Monagle
Issues in this series have been indexed by:
  • Gene Reed
  • Donald Dale Milne
  • Clayton Emery
  • Mike Nielsen
  • Ed Boner