Middle Rio Grande Conservancy District. Middle Rio Grande conservancy project, Albuquerque, N. Mex., status and information relative to development of official plan for flood control, drainage, and irrigation, by J. L. Burkholder, chief engineer, and Pearce C. Rodey, attorney, for Middle Rio Grande Conservancy District, Albuquerque, N. Mex., Nov. 12, 1927.