1. The National Board of Health in its relations to the Mississippi Valley and States of the Gulf: excerpta from the biennial report of the State Board of Health to the General Assembly of Louisiana Author(s): Holt, Joseph, 1839-1922, author Publication: New Orleans : Printed by E.A. Brandao & Co., 1896 Subject(s): Public Health AdministrationShipsLouisianaNational Board of Health (U.S.)