Oversee the development of products that aid farming.
Supervises and coordinates activities of workers engaged in developing photographic prints from negatives, copying and enlarging prints, and in production of lantern slides, and airbrushing and retouching prints: Inspects finished film and prints for sharpness, color balance, and brilliance. Directs workers in care and setting up of field laboratory equipment. Requisitions and distributes materials and supplies. Assists workers in performance of tasks, such as airbrushing and retouching photographic prints. May set up and adjust laboratory equipment. May assist in classification of pictures as confidential or restricted before their release from laboratory. Performs other duties as described under SUPERVISOR Master Title. May supervise and coordinate crew engaged in developing, printing, enlarging, and finishing prints in portable truck-drawn photographic laboratory and be designated Trailer Chief.