. . . . . "Mather, Stephen"@en . "1930-01-22Z"^^ . . "Stephen Tyng Mather (July 4, 1867 \u2013 January 22, 1930) was an American industrialist and conservationist who as president and owner of Thorkildsen-Mather Borax Company became a millionaire. With his friend and journalist Robert Sterling Yard, Mather led a publicity campaign to promote the creation of a unified federal agency to oversee National Parks administration, which was established in 1916."@en . . "1867Z"^^ . "1stDirectorof theNational Park Service" . "1867-07-04Z"^^ . . . . "1930Z"^^ . "Stephen Mather"@en . . "American businessman" . . .