 As a result of this trip he published "Scheme for obtaining a better knowledge of endemic skin diseases in India, prepared with T. Farquhar, for the India Office" in 1872.In 1866, he took the position of physician to the skin department at Charing Cross Hospital and in 1868 he became the physician in charge of the dermatology department back at University College Hospital.In the 1870s, Henry Radcliffe Crocker came to the University College Hospital and worked under Fox in the dermatology department.