Investment banker, financier, public official, and owner of the Washington Post . Correspondence, memoranda, minutes, diaries, oral history interviews, speeches, writings, congressional testimony, press statements, financial papers, family papers, biographical material, printed material, scrapbooks, photographs, and other papers relating to Meyer's life and career.

Journalist, lawyer, and public official. Correspondence, manuscripts of articles and books, biographical data, scrapbooks, printed matter, and other papers relating to Post’s career as a writer, public official, and advocate of the single tax.