People United States of America Mary Sheldon Barnes peoplepill id: mary-sheldon-barnesMSB 8 views today 8 views this weekAmerican educator and historianMary Sheldon BarnesBiographyBibliography (1)ListsAlso ViewedThe worksBooksSources:Openlibrary1889General history in the high schoolAuthors:Mary Sheldon BarnesFrom our partnersSponsoredMary Sheldon Barnes