Rigby, Edward, 1804-1860. [from old catalog] A system of midwifery ... - Philadelphia, Lea & Blanchard, 1841. - 3 p.l., [ix]-xv, [13]-491 p.: ill.; 27 cm. LCCN: 08002992 Subjects--Topical Terms: Obstetrics. LC Class. No.: RG521 / RIG56