Detective Comics, Vol. 1

Hunters of the Elephant's Graveyard - Alice Foss enlists the aid of Batman and Robin to help her find her missing fiance in the wilds of Africa.

The Robbery That Never Happened - Sue returns from the jewelers, and tells a tale of a man who couldn't tell the difference between a $10 bill and a $100 bill. Smelling a mystery, Ralph follows up just in time to witness a robbery by someone who would never be suspected.