The Duke Endowment, established by James Buchanan Duke in 1924, provided the funds to form Duke's School of Medicine and Duke Hospital. Since its inception in 1924, the hospital has greatly expanded and is ranked among the top hospitals in the United States. Types of materials include manuals, meeting minutes, handbooks, business ledgers, reports, a poster from Respiratory Care Services, and digital files. Materials range in date from 1934 to 2021