00601cam a22002291 4500 agr50000402 DLC 20260227111013.0 770927s1950 xx 000 0 eng agr50000402 (OCoLC)3299734 DLC OC OCoLC DLC premarc SF239 .O5 1950 637 Olson, Thomas Mandaneous, 1884-1944. Elements of dairying. Rev. ed. New York, Macmillan Co., 1950. xix, 708 p. illus., ports., maps. 22 cm. Dairying. 11156 11156