The William T. and Marie J. Henderson papers documents the dedication and success of the Hendersons to the university and community. The materials show their involvement in Catholic and charitable organizations as well as their support for their alma maters. There are five series within this collection. Series I consists of documents and memorabilia demonstrating Mr. Henderson's presence within the Seton Hall and South Orange community. Series II consists of documents and memorabilia surrounding his spouse, Mrs. Marie Henderson, and her accomplishments and contributions to the surrounding area. Series III includes documents and memorabilia of Seton Hall University. Series IV are the family papers comprising of correspondence with Seton Hall officials. Series V includes family and professional portraits.