Collection title logo with illustrations from The Brave and the Bold #183 and Detective Comics #377.
Table of Contents, includes illustration from Batman #23.2
Indicia and publisher information, includes illustration from the cover of Batman #317.
The splash page replicates the cover.
Story across 25 pages in three parts of 7.67, 7.67, and 8.67 pages.
This story references both the first story in Detective Comics #140 and the first story in Detective Comics #142.
The four riddle cards shown on the cover are: 1) How can one get into a locked cemetry at night? (With a skeleton key) 2) Can you tell what nationality Napolean's parents were? ("Of course I can" - Corsican) 3) When does ten added to ten equal ten? 4) Why is the letter "A" like a honeysuckle? (Both are followed by a "B" - bee)
Top half of Riddler figure is redrawn from Carmine Infantino poster offered by DC in 1967.
Page 8 is a 2/3-page and page 15 is a 1/2-page.
Story continues from Batman #291 and continues in Batman #293.
Illustration taken from the splash page of Batman #317.
The Huntress' insignia appears on page 13, panel 7.
Illustration from Detective Comics #822.
This is a COUNTDOWN tie-in story.
Illustration from Legends of the Dark Knight 100-Page Super Spectacular #2.
Illustration from Detective Comics #837.
Illustration from Batman #171.