Eckles, Clarence H. text Washington The Macmillan Company 1939 en ill., 329 p.; 21 cm DAIRY CATTLE -- MILK PRODUCTION 636.2.034/ECK/d 210519 20210519133505 INLIS000000000002970 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)