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Are you Guillermo de Posfay, author of the books below?
Yerba Mate Libre by Guillermo de Posfay La furia del libro by Guillermo de Posfay Sed by Guillermo de Posfay Naturo by Guillermo de Posfay La poesia de la sabana blanca by Guillermo de Posfay El fumador by Guillermo de Posfay Luciferina by Guillermo de Posfay Luciferasa by Guillermo de Posfay La piedra que suena en la luna by Guillermo de Posfay


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