The Isabel Hampton Robb Papers consist of correspondence, writings by Robb, publications from organizations associated with Robb, inspirational books owned by Robb, materials related to the biography of Robb, photographs and material evidence. Most of the correspondence consists of letters to Elizabeth Birdseye, later Mrs. Percival Merritt, whom Hampton met while she was a student at Bellevue. Copies of the correspondence with Florence Nightingale are included; originals are in the Florence Nightingale Collection. Materials related to Robb's wedding, death and memorial service are also included in the collection. The material evidence consists of Robb's wedding bouquet, which was sent to her by Florence Nightingale, 2 chairs used by Robb while at Hopkins, and locks of her hair.