890 inhabitants divided among 3 pueblos, rancherias. People of Arivechi (Muy ladinos, live in Pueblo in flat-roofed houses even through fields extend 3-4 leagues along River. Have good church, musicians/singers playing trumpet, oboe, harp, guitar. Well clothed. Speak ore. People Bacanora similar to those Arivechi. Speak equdeve (Eudeve). People Onapa Pimas, live in Pueblo or rancherias near fields extending 3-4 leagues along River. Mentions maiz fields. People all 3 pueblos flood plain agriculturalists. Note relation fields to pueblos, River. Mentions small Spanish reales de minas in area. (T. Sheridan) (1976)

Here Sosa provides a report in his expedition to New Mexico submitted in compliance with the concessions granted by the king. He describes the entire journey, up until the point at which the document ends in what seems to be a state of incompleteness. The document is not particularly rich ethnographically until the end, when a brief sketch is given of one Pueblo where three soldiers separated from the main lost much gear. Later as larger party spent some time there and made observations. Some of the processes of grinding corn and building houses are given. (C. Briggs) (1975)

Due to the lack of supplies, a ban is placed on the sale of maiz. Penalties are specified. (R. Perez) (1977)