Kenneth Robeson,Lester Dent
The Lost Oasis,While seeking to solve the mystery of " the trained vampire murders," Doc Savage and his amazing crew suddenly find themselves prisoners of Sol Yuttal and Hadi-Mot aboard a hijacked Zeppelin. Their deadly destination is a fabulous lost diamond mine guarded by carnivorous plants and monstrous, bloodsucking bats.,The Sargasso Ogre,A ruthless attempt on the life of one of Doc's crew thrusts the Man of Bronze and his incomparable companions into a chilling new adventure. From the ancient, skull-lined catacombs of Alexandria to a fantastic sea of floating primitive life where they unravel the centuries-old mystery of the Sargasso, Doc Savage and his men once more pursue the perverse agents of evil!
Pulp
The Lost Oasis / The Sargasso Ogre