Diaries spanning three decades (1943-1964) have been discovered that tell the story of the life of missionary nurses. doctors and surgeons working at the Lui and Leer Hospitals in South Sudan (then known as Southern Sudan). The medical facility at Leer during this period covered a 300 miles radius serving approximately 60. 000 of the Nilotic Western Nuer tribe [1]. https://www.deliandiver.com/product-category/hose/