CASE 147.—H. Russell, citizen; colored. Died June 24, 1865. Post-mortem examination: The lungs and heart were normal. The spleen was large and hard; the mesenteric glands enlarged. A series of elevated Peyer's patches of all sizes, honey-combed and with constricted bases, extended from the ileo-cæcal valve along the ileum; the solitary glands for eight or ten inches from the valve were elevated and had softened white centres. [Specimen 565, Med. Sect., Army Medical Museum, taken from this case, shows also hypertrophied villi, giving the ileum a velvety appearance, seen in plate facing this page.]—Act. Ass't Surg. W. C. Minor, L'Ouverture Hospital, Alexandria, Va.