Letters, photographs, clippings, pamphlets, and books relating to the Rockefeller Foundation; photographs inscribed to Doris Foster or Jenifer Hoyt; family photographs and albums; correspondence between Jennie Hoyt and Doris Foster; Jennie Hoyt family correspondence from England and Sweden; files on painting. Includes letter from John D. Rockefeller to Herbert Hoover and letter from Hoover to Rockefeller.