In Maps of the Ancient Sea Kings he supported the suggestion made by Arlington Mallery that a part of the Piri Reis Map was a depiction of the area of Antarctica known as Queen Maud Land.
În Maps of the Ancient Sea Kings el a sprijinit sugestia realizată de Arlington Mallery că o parte din Harta lui Piri Reis a fost o descriere a zonei antarctice cunoscute ca Queen Maud Land.