http://pec.lib.wvu.edu/record/P201191942/1943-1953The Yellow book : a hand book of diary extension work for county agents, 4-H club agents, home demonstration agents.<p> Serial. Printed Ephemera Collection has: 1942/1943, 5th ed. (1947), 6th ed. (1953). Subtitle varies slightly.</p>West Virginia University.Agricultural extension work--West Virginia--Periodicals.Dairy farming--West Virginia--Periodicals.14256