Newspaper clippings, correspondence, scrapbooks, club rosters, programs, and essays. Clayton wrote for the St. Louis Globe-Democrat newspaper. The materials relate to Clayton's work as a journalist and include many of his editorials and other reporting.

Newspaper clippings, correspondence, poetry, book draft, books with handwritten notes, photographs, and pamphlets. The materials relate to personal matters and to his careers as a journalist and author including his interest on international relations with China.