The Newberry Library's institutional records, records of the Walter L. Newberry estate, personal papers of staff members and trustees, photographs, and publications that document the establishment and operation of the library, its growth and transformation over time, and its active participation in the cultural and intellectual life of Chicago and the nation. Also information on the Newberry family and property development in Chicago.

The Wayfarers met seven times a year for luncheons with guest speakers at the Chicago Club. Chicago artists Lorado Taft and John T. McCutcheon were amongst its members. Collection consists of photos, membership records, scrapbooks, minutes, and financial records.