Synopsis

Superman investigates a possible conspiracy behind a mine collapse that may be deeper than the mine itself. This is a Superman-only issue.

Written By:

Jerry Siegel Russell Cole Gardner Fox Dick Lawlor

Pencils:

Homer Fleming Fred Guardineer Russell Cole Joe Shuster Sven Elven Will Ely Bernard Baily Vin Sullivan

Inks:

Homer Fleming Fred Guardineer Russell Cole Joe Shuster Sven Elven Will Ely Bernard Baily Vin Sullivan

Cover By:

Lee O'Mealia