416 AXNfAL REPORTS OF DEPARTMENT OF AGRICULTURE. 



extension workers and agricultural teachers; cooperating in the 

 preparation of motion pictures relating to extension work; assem- 

 bling exhibits of the work of the service; and giving instruction to 

 field workers cooperating with the service in the preparation and use 

 of illustrative material. 



Seven States (Iowa. Minnesota, South Dakota, Wisconsin, Mary- 

 land. North Carolina, and Virginia) were visited by a representa- 

 tive of the division to secure carefully planned series of photographs 

 illustrating extension work with farm boys and girls, agricultural 

 school work, and work of the State experiment stations. There were 

 added to the collection of photographs relating to agriculture and 

 home economics available for the use of employees and cooperators 

 of the service 1,598 prints, making the total number of photographs 

 ■now in the collection 16,408, of which 13,758 are mounted, classified, 

 and catalogued. 



Thirteen series of lantern slides were prepared for distribution 

 to extension workers and agricultural teachers illustrating camp 

 activities for club members, culling poultry, furnishing and deco- 

 rating bedrooms, pork production, judging sheep, watermelon dis- 

 eases, varieties of chickens, community buildings, labor-saving meth- 

 ods and machinery for harvesting and haying, strawberry culture, 

 standardization of fruits and vegetables, agricultural school build- 

 ings and equipment, and vocational work in agriculture in negro 

 schools. Eight other series were nearly completed. During the 

 year 1,076 sets of 40 or more slides each were distributed for the 

 various offices of the service. 



A total of 4,555 lantern slides, 143 bromide enlargements, and 51 

 transparencies were colored, and 356 charts, drawings, and designs 

 were m.ade in the section. In addition, the photographic laboratory 

 of the Division of Publications made for the service 2,940 nega- 

 tives, 11,647 prints, 8,952 slides, and 540 miscellaneous items, includ- 

 ing 40 blue prints. 



The section cooperated in preparing outlines for two motion- 

 picture films relating to extension work. About 1,700 requests from 

 extension workers and rural schools for loan of department films 

 were handled through the section. 



In addition to giving field employees of the service information 

 and assistance in the preparation of exhibit material relating to 

 their work, the section cooperated with the Office of Exhibits in 

 the preparation of material for two interstate boys' and girls' club- 

 work exhibits — at Springfield, Mass., and Sioux City, Iowa — and 

 for a joint exhibit of the department and the State agricultural 

 colleges and experiment stations at the Brazilian Centennial Expo- 

 sition. 



At the request of State extension services and State departments 

 of education, short talks and demonstrations were given in methods 

 of extension photography and the preparation and. use of illustra- 

 tive material by a representative of the section at conferences in 

 10 States — Connecticut, Rhode Island, New Hampshire, Maryland, 

 Virginia, West Virginia, North Carolina, South Carolina, Alabama, 

 and Florida. 



