Special report on the cause and prevention of swine plague.: Results of experiments conducted under the direction of Dr. D.E. Salmon
Special report on the cause and prevention of swine plague.: Results of experiments conducted under the direction of Dr. D.E. Salmon
http://uf.catalog.fcla.edu/uf.jsp?st=UF001668194&ix=pm&I=0&V=D&pm=1
