The Measurement of Blood Lost During Cesarean Section*†*Abridgment of thesis submitted by Dr. Wilcox to the Faculty of the Graduate School of the University of Minnesota in partial fulfillment of the requirements for the degree of Master of Science in Obstetrics and Gynecology.†Presented at the Sixty-ninth Annual Meeting of the American Association of Obstetricians and Gynecologists, Hot Springs, Va., Sept. 4 to 6, 1958.