Essentials of animal breeding. George M. Rommel. (U.S. Agriculture dept. Farmers’ bul. 1167) 38p pa ’20
Apple powdery mildew
Control of apple powdery mildew. D. F. Fisher. (U.S. Agriculture dept. Farmers’ bul. 1120) 14p pa ’20
Apples
Common insects and diseases of the apple. W. W. Chase. (Georgia. State board of entomology. Bul. 54) 51p pa ’19 Atlanta, Ga.
Argentina
Economic position of Argentina during the war. L. Brewster Smith, Harry T. Collins, Elizabeth Murphey. (U.S. Foreign & domestic commerce bureau. Miscellaneous series, 98) 140p pa ’20
Automobile repair
Course of study for automobile maintenance and repair. (New Mexico. State board for vocational education. Bul. no. 3) 43p pa ’19 Santa Fé, N. Mex.
Baking