A newspaper reporter stumbles upon German spies after a new alloy, an experimental metal that is lighter than aluminum but stronger than steel.
Columbia's 7th serial (between Flying G-Men and Overland With Kit Carson)was based on the King Features newspaper comic strip created by Lee Falk and Phil Davis, Mandrake the Magician, the world's foremost exponent of mind over matter, although most of us who read the strip over the years were never really certain whether Mandrake was really a magician, or just had even more ab...
