As an Assistant Director to the International Health Division, Hackett's diary is arranged according to interview and visit. He holds interviews, conferences, and visits with professionals in the field of medical research. Hackett surveys various medical institutions, laboratories and public health facilities in South America to assess their response to various tropical diseases. He keeps statistics and notes on the various diseases on how they affect the localities.

The diary is arranged by interview and visit. George K. Strode is an associate director of the International Health Division working at the New York Office. The International Health Division assists local and central health departments by aiding schools of hygiene, public health and nursing. The IHD has withdrawn many of its European programs due to World War II and focuses its effort in South America specifically for malaria field studies. Strode receives Rockefeller Foundation International Health Division program updates from staff members and interviews professionals in the field of public health.

The diary is arranged according to interview and visit and documents Mary Tennant's talks with professionals in the field of public health. The focus of the International Health Division in which Mary Tennant is a staff member is disease prevention and investigation of diseases important to public health. Tennant travels to South America and gives her impressions of nursing in Rio De La Plata and Andean Region.

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. The diary includes photographs.

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. The diary details the Argentina program and progress on construction. Includes hand drawn map.

The diary is arranged according to interview and visit and documents Mary Tennant's talks with professionals in the field of public health. The focus of the International Health Division in which Mary Tennant is a staff member is disease prevention and investigation of diseases important to public health. The diary details the Rockefeller Foundation nursing program in Brazil and fellowships. The diary includes, "Report of Poliomyelitis Epidemic, 1944 Quito, Ecuador."

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. Hackett continues to assist in the creation of local South American public health infrastructure. Included also are updates and excerpts from RF staff member diaries.

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. Hackett continues to assist in the creation of local South American public health infrastructure. The diary describes the current Argentinean political situation as well as the Revolution of 1943 and the after effects. The Chilean program is outlined. Included also are updates and excerpts from RF staff member diaries.

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. Hackett continues to assist in the creation of local South American public health infrastructure. The diary documents the day to day build up to revolution, civil war and political strife in South America. The diary includes photographs and extracts of staff member diaries.

Organized according to interview and visit, Hackett discusses projects and proposals with professionals in the field of public health. He is involved in the progress of the RF programs, development of new projects and financing current and future research. Hackett assess various tropical diseases in South America and the local response to these outbreaks. He surveys and tours various health facilities, laboratories and medical schools. Hackett continues to assist in the creation of local South American public health infrastructure. The diary details the IHD projects in Mexico such as the Vera Cruz studies. The DDT programs for South America are outlined. Communicable Disease Programs are documented. Updates from staff member diaries are included as well as photographs. Hackett attended the Meeting of the Directing Council of the Pan-American Sanitary Organization in Buenos Aires, Sept. 24-Oct. 2, 1947, and the 16th National Congress of Hygiene in Brazil.