The interleaved copy comprises 2 volumes.
Loose inserts include a letter from Lonnie Korenstein of Houghton Mifflin Company, Boston, Massachusetts, U.S.A., to John Moffett, Librarian at the Needham Research Institute, about the 'Pascal' triangle in Chu Chih-Chieh's 'Ssu Yuan Yu Chien' [see p. 135 of the volume], (4 August 1994); typed memorandum headed 'Notes on Joseph's Discussion of Wang Hsi-Shan in SCC, III, 454', (1 June 1976).