Smithsonian Report, 1958.—Sears PLATE 3 
1. Women of the Sonjo tribe in Africa gardening with digging sticks. Photograph by 
Oliver Milton. | 
2. The rectangular patches, or milpas, have been cleared by fire and farmed repeatedly 
until the soil is stripped by erosion, as in the lightest patches. Photograph by A. J. 
Sharp. 
