Correspondence, diaries, scrapbooks of Woodhead's business and manufacturing career with the Lamb Knitting Machine Company; records of the Cosmic Publishing Company and the Western Society for Psychical Research; correspondence on the Columbian Exposition of 1893 in Chicago; correspondence, indexes, catalogues, dealers' invoices pertaining to the John Edward Woodhead Library, parts of which were acquired by USC; and personal correspondence, photographs, and memorablia of the Woodhead family.