| Release: | Jan 1940 |
| Cover: | Jan 1940 |
The Case of the Ruby Idol
| Release: | Jan 1940 |
| Cover: | Jan 1940 |
Bruce Wayne is visiting Commissioner Gordon when they are interrupted by a desperate man. He purchased a ruby idol, but is being threatened by those who worship it as a part of their culture. When the criminals wait out the police before making their move, it's left up to the Batman to catch the culprits.
| Writer | Gardner Fox, Dick Lawlor, Tom Hickey, Bill Finger, Jerry Siegel |
| Artist | Bob Kane, Sven Elven, Fred Guardineer, Tom Hickey, Mart Bailey, Homer Fleming, Maurice Kashuba, Don Lynch, George Papp |
| Cover Artist | Bob Kane |
| Inker | Sheldon Moldoff |
| Letterer | Sheldon Moldoff, Fred Guardineer |
| Editor | Vin Sullivan |
| Batman | Bruce Wayne |
| Commissioner Gordon | James 'Jim' Gordon |
| Age | Golden Age |
|---|---|
| Format | Comic |
| Series Group | Batman |
| Genre | Adventure | Crime | Super-Heroes |
| Country | USA |
| Language | English |