Henry F. Vaughan organizations. Among the breakthroughs in disease control during his deanship, the public health school contributed through the development of the first influenza vaccine by Dr. Thomas Francis Jr. and the polio vaccine by Dr. Jonas Salk in 1954. Vaughan was heavily involved with the construction of the Public Health Building. He was also able to attain Nathan Sinai, Thomas Francis, and Kenneth Easlick as faculties who are highly regarded in the field of public health to establish a real competence in health services organization and epidemiology. By the end of retirement in 1960, Vaughan created a school that is the
Salk Hall Roosevelt's Public Works Administration. The 225-bed hospital was originally part of the Medical Center associated with the University and was intended to be used primarily to treat communicable diseases. However, when antibiotics virtually eliminated the need to quarantine patients, the building had become a financial burden on the city. Therefore, in September 1949, work began on remodeling the building, and it temporarily housed Pitt's School of Public Health. In October 1957, the Municipal Hospital was formally acquired from the city for $1.3 million ($ million today) and renamed Jonas Salk Hall. For a time, the upper floors of the building