Downey, Hal2016-03-092016-03-091910https://hdl.handle.net/11299/178009University of Minnesota Ph.D. dissertation. 1910. Major: Animal Biology. Advisor: Prof. H. F. Nachtrieb. 1 computer file (PDF); 51 pages. [416-466]enAnimal BiologyThe Lymphatic Tissue of the Kidney of Polyodon SpathulaThesis or Dissertation