A .45 Automatic! these two mean business! ?!? Flash #26! Armed robbery -- for a single comic book? 
The Flash #268 is an issue of the series The Flash (Volume 1) with a cover date of December, 1978.
Synopsis for "Riddle of the Runaway Comic"
The Flash must learn why two costumed crooks are stealing old copies of Flash Comics #26.
Appearing in "Riddle of the Runaway Comic"
Featured Characters:
Supporting Characters:
Antagonists:
- Crooks dressed as:
Other Characters:
- Griselda (an escaped zoo bear)
Locations:
- Central City
- Central Plaza Hotel
Items:
Vehicles:
Trivia
- The First Annual Central City Comicon happened on September 2nd 1978.
- Some comics for sale at the con were; More Fun Comics #52, Adventure Comics and Wow Comics.