Elmer Belt

Elmer Belt (April 10, 1893 – May 17, 1980) was an American urologist. He was an early practitioner of gender-affirming surgery, an advocate for the founding of UCLA School of Medicine, and a book collector known for assembling a library of research materials about Leonardo da Vinci—the Elmer Belt Library of Vinciana—which he donated to the University of California, Los Angeles between 1961-66. Provided by Wikipedia