All 11 thrilling Duke de Richleau stories, available in one volume for the first time! Follow the aristocratic adventurer as he spies for the British in WWI, rescues friends from the Soviet Union and battles Nazi occultists in Haiti.

THE PRISONER IN THE MASK
VENDETTA IN SPAIN
THE SECOND SEAL
THREE INQUISITIVE PEOPLE
THE FORBIDDEN TERRITORY
THE DEVIL RIDES OUT
THE GOLDEN SPANIARD
CODEWORD GOLDEN FLEECE
STRANGE CONFLICT
GATEWAY TO HELL
DANGEROUS INHERITANCE
TO THE DEVIL A DAUGHTER
THE SATANIST