The series consists primarily of correspondence to and from Sister Mary Lourdes about the amalgamation of services and hospital renovations in the 1970s. There is also a speech and a newspaper clipping.

The series consists of meeting minutes belonging to the local council of St. Joseph's Hospital, Chatham.

This series consists of photographs of St. Joseph’s Hospital in Chatham, many of which were originally housed in separate photo albums. The first file contains photos of the first hospital in the old Salvation Army barracks; the hospital at its King Street location; the first Sisters in the hospital; the nurses’ classrooms and study hall; the wards; the first addition in 1914 to the hospital which was an operating room and nursery; graduates of the School of Nursing including Sister Jane Francis O’Rourke; the nurses’ residence; and Sisters on staff. The second file contains the demolition of the old wings; the boiler room building prior to 1975; and the new wing front entrance in 1975. The third file contains the turning of the sod for the new addition in 1971; and board members. The fourth file contains a photo album belonging to Sister Mary Lourdes Therens with photos of the new addition, board members, the opening attended by Lt. Gov. Pauline McGibbon, as well as Sisters and staff. The fifth file contains photos of the new addition in 1975, the front entrance and areas of the hospital, the operating rooms, intensive care, coronary care, and the parking lot in 1988. The sixth file contains a card with a black and white photo of the original hospital building, and a black and white drawing of the modern hospital building.

The series consists of annals of the hospital called Chronicles; a house history consisting of an essay on the Sisters; community history, newspaper clippings, correspondence, an invitation, flyers, and a press release; a memoir of a patient; and an essay on significant events at the hospital.

The series consists of newspapers and newspaper clippings. Most articles cover significant events and news stories related to St. Joseph's Hospital, Chatham. Examples include articles which focus on the hospital's grand opening, its centenary, and other important hospital milestones.

The series consists of records that pertain to the governance and running of St. Joseph's Hospital, Chatham. It includes information about staff rules, committee and staff lists, financial information (e.g. building costs, etc.), speeches and correspondence, an artistic rendering of the hospital's chapel, annual reports, press releases and memos, and important hospital certificates. This series also includes various volumes of the hospital's newsletter, "St. Joe's Alive."

This series consists of programmes, speeches, histories, reports, photocopies of newspaper clippings, a presentation packet, correspondence, a booklet, guest list and seating plan, a notice, a brief, schedule "E" Report of Todgham and case limited, fact sheets (both complete and incomplete versions), an invitation, event flyers, newspaper clipping, bulletin, "St. Joe's Alive" newsletter, and a memo. Also contained in this series are eight newspapers from June 1891, and the Catholic mutual benefit association roll of officers 1891 certificate from when the hospital first opened.