Female pelvic bones affected by rickets from William Smellie’s A sett [sic] of anatomical tables, with explanations, and an abridgment, of the practice of midwifery: with a view to illustrate a treatise on that subject, and collection of cases. London : 1754. After drawings by Jan van Rymsdyk (Dutch, ca. 1750—1789). Engraving. Courtesy of the Galter Health Sciences Library, Special Collections, Northwestern University, Chicago, Ill.