268 



ANNUAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



Photographic work done for the different bureaus, divisions, and offices of the department, 

 and for the public during the fiscal year 1915. 



During the fiscal year just closed the Motion Picture Laboratory, 

 under the direction of the motion-picture committee, produced a total 

 of 45,900 feet of negative film and 82,900 feet of positive film. It also 

 developed 15,350 feet of negative film made elsewhere. 



Of the above film, 8,200 feet of negative and 56,200 feet of positive 

 were used in cooperation with the Government Exhibit Board of the 

 Panama-Pacific International Exposition in producing and assembling 

 subjects for other departments, the expense being defrayed by the 

 board or the department interested. 



Twenty-three films were completed for the various bureaus and 

 ofiices of the department, comprising the following subjects: 



Congressional Seed Distribution. 



Uncle Sam's Pig Club Work. 



Constructing a Concrete Silo. 



The Work of a Forest Ranger. 



Lumbering Lodgepole Pine. 



The Grazing Industry of the National Forests. 



Lodgepole Pine for Railroad Ties. 



Tree Planting in the National Forests. 



National Forests as Recreation Grounds. 



"Bull Run," Portland's Water Supply. 



Lumbering Yellow Pine in the Southwest. 



What a Careless Hunter in the Woods Can Do. 



Testing Rock to Determine its Value for Road Building. 



Rock Tests with Traction Dynamometer. 



Road Construction and Maintenance. 



Concrete Road Construction (Ohio Post Road). 



Macadam Road Construction (Maryland Post Road). 



Gravel Road Construction (Virginia Post Road). 



Bituminous Macadam Road Construction (Maine Post Road). 



Cement and Concrete Tests. 



The Strawberry Industry of Warren County, Kentucky. 



The American Sardine Industry of Maine. 



Corn from Field to Can. 



These films were shown at country schoolhouses, churches, and 

 county fairs by the department's representatives, and were used ex- 



