Detective Comics, Vol. 1

The Mystery of the Menacing Mask! - Batman and Robin fail in their attempt to stop criminal Frank Fenton. He has the strange ability to shut down the motor centres in their brains. Nonetheless, the pair continue to pursue him into the run-down Gotham Village district of town.

Ten Miles to Nowhere - Ralph and Sue Dibny are returning from Canada, but find that their car has been "borrowed" overnight while they slept in a hotel. Ralph investigates, and soon learns that his vehicle was tied up in a diamond smuggling scheme.