Blue book of audio-visual materials (1920)

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1001 FILMS 27 Dairy Industry. No. 4062. Agricultural. A study of dairy methods. Of great interest. Atlas Educational Film Company. Dust Explosions in Mills and Elevators. Reels, 2. Bureau of Chemistry. Causes, results and means of preventing grain dust explosions; laboratory tests. U. S. Agricultural Department. Dust Explosions in Thrashing Machines. Reels, 2. Bureau of Chemistry. Their cause and results. Preventive devices — suction fans, wire systems. U. S. Agricultural Department. Explosive Dusts. (New.) Reel, 1. Bureau of Chemistry. A briefer and less technical form in dust explosions in mills and elevators. U. S. Agricultural Department. Evolution of the Reaper. 625 feet. Agricultural. University of Wisconsin. Farming with Dynamite. 1,000 feet. Agricultural. University of Wisconsin. Feeding America from Its Own Backyard. 1,500 feet. Agricultural. University of Wisconsin. Fresh Fish— Can It. (New.) Reel, j4. States Relations Service. The ideal way — taking the canner to the fish. U. S. Agricultural Department. From Coal Mine to Corn Field. 1,600 feet. Agricultural University of Wisconsin. From Grass to Glass. (Dairying.) 1,000 feet. Agricultural. University of Wisconsin. Atlas Educational Film Corp. From Wheat Field to Oven. 3,000 feet. Agricultural. University of Wisconsin. From Wool to Cloth. Reels, 3. Sheep and Wool. Animal Industry. Wool sorted and weighed; buyers from sample; sorted by hand and cleaned, twisted into yarn; then woven into cloth. U. S. Agricultural Department. Good Roads.* Reel, 1; Ford Educational Weekly No. 145; producer, Ford Motor Company; exchange, Goldwyn. Remarks: Good roads needed for school children, postmen, social life, rural motor express, motor milk trucks, contrast between old roads and new. Good Road Building. 3,000 feet. Agricultural. University of Wisconsin. Government Poultry Farm. Reels, 3. Poultry. Department of Agriculture's Poultry WTork on Its Farm: 1, Natural and Artificial Incubation of Eggs; 2, Houses and Pens for Chicks; 3, The Use of Trapnest. U. S. Agricultural Department. University of Wisconsin. Granite Paving and Curbing. Reels, 3. Bureau of Public Roads. Paving and curbing from quarry to finished curb. Defects in pavements and cause. U. S. Agricultural Department. Gravel Road Construction. Reel, 1. Bureau of Public Roads. A gravel road in Virginia. U. S. Agricultural Dept. Health of Hogs. (New.) Reel, 1. Swine. Colony hoghouses, self-feeders, to keep him from "making a hog of himself." U. S. Agricultural Department. Helping the Farmers of Tomorrow. Reels, 2. States Relations Series. A trip to Washington, D. C, and sight-seeing tours of children who won state prizes for raising vegetables and poultry. U. S. Agricultural Department. Help Wanted! To Feed the Nation. (New.) Reel, 1. Office of Farm, Management. Need of city men to help harvest crops. How they can help. Tasks they can perform. U. S. Agricultural Department. Killing and" Dressing Mutton for Home Use. Reel, 1. Sheep and Wool. Animal Industry. Showing the proper way to kill, dress and cut mutton and lamb. U. S. Agricultural Department.