The Continent Makers
The Continent Makers is a science fiction novella by American writers L . Sprague de Camp , part of his "Viagens Interplanetarias" series . 
<triplet> The Continent Makers <subj> L. Sprague de Camp <obj> author <subj> Viagens Interplanetarias <obj> part of the series <triplet> Viagens Interplanetarias <subj> L. Sprague de Camp <obj> author