People United States of America James Duncan Hague peoplepill id: james-duncan-hagueJDH 10 views today 10 views this weekAmerican geologistJames Duncan HagueBiographyBibliography (1)ListsAlso ViewedThe worksBooksSources:Openlibrary1862On the phosphatic guano islands of the Pacific OceanAuthors:James Duncan HagueFrom our partnersSponsoredJames Duncan Hague