Correspondence, newspaper articles, letters received, cartoons, a Clayton family history, and short stories. Also included are typed drafts of articles written for the China Post newspaper composed while Clayton was a visiting professor of journalism for the Cheng Chi University in Hong Kong. The essays deal with the changes and modernization of China in the 20th century.

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.