Lungstrom, Leon George.2015-12-312015-12-311946http://hdl.handle.net/2097/24358Call number: LD2668 .T4 1946 L86Digestive organs--Birds.Birds--Physiology.Histology.Comparative microscopic study of the proventriculus and duodenum of the mourning dove, red-headed woodpecker and meadowlarkTextMasters theses