Dykstra, R. R. 1879- Animal sanitation and disease control. - [Rev. and enl. - Danville, Ill., The Interstate] 1949. - 808 p. illus. 22 cm. LCCN: agr49000122 Subjects--Topical Terms: Veterinary hygiene.Veterinary pathology. LC Class. No.: SF757 / .D9 1949 Dewey Class. No.: 636.0896