In ""Delphine"" Mr. Roarke's god-daughter Delphine comes to him for help in solving a most unusual problem.
And in ""The Unkillable"" a scientist and his assistant make a scientific discovery that threatens to cost them both their lives.
In ""Delphine"" Mr. Roarke's god-daughter Delphine comes to him for help in solving a most unusual problem.
And in ""The Unkillable"" a scientist and his assistant make a scientific discovery that threatens to cost them both their lives.
