The Claude Moore Health Sciences Library at the University of Virginia has digitized many medical works from their collection dating from the 5th century BCE through the 19th century. Only a few pages from each book are available online, however. Among over 40 authors whose works are included are Hippocrates, Albertus Magnus, Rene Descartes and Benjamin Rush.
See the online exhibition: Vaulted Treasures
Read more at this blog: American Historical Association