Correspondence between Hijosa and viceroy regarding various Tepic with problems about requisition of foodstuffs, weapons, horses, payment of salaries, advances of salaries, preparation of maritime transport to Guaymas from San Blas and other details about personnel involved. Reference about indios marineros used as crew. Hijosa also questions naming of Capellan Cienfuegos to expedition prefering priest for port of San Blas to be permanent there. Accuses new missionaries of being negligent and mercenary toward commercialization and not caring for people. Viceroy orders necessary help for Jesuits being transported to Guadalaxara including 15 from California under care of Alferez Fernandez and 50 from Sonora and Sinaloa under care of Cabeza de Vaca. Hijosa accuses pilot Solorzano and officers of inexperience, punishing one using stocks. Disputes with comandante Rivero about breadmaker accusing Rivero of despotism. Other letter from viceroy about appointment by king of Abarca as standard bearer ordering him to be treated as an officer. (A. Dell'acqua, November 1987)

Orders from viceroy to various officers about dates and routes military expedition should take; appointments of various officers to take charge of different areas of expedition. (A. Dell'acqua, November 1987)

Instructions to comandante Estorgo from viceroy about details of expedition to Sonora and fronteras of Nueva Vizcaya; entails his taking command of ships made in Astillero Santiago to conduct troops of expedition by sea routes under command of Elizondo. Viceroy details chain of command, while in Sonora governor should be commander outside of province Elizondo would take over as commander followed by comandante Estorgo. (A. Dell'acqua, November 1987)

Correspondence between capitan Peiran and viceroy pertaining to accounts of maritime crossings to California and problems en route; sickness and death of personnel during trip. Letter from sargento Garcia to viceroy about transfer to another province. (A. Dell'acqua, November, 1987)

Correspondence between capitan Peiran and viceroy about state of troops; list of personnel in hospitals along route and in Guadalaxara; lists of personnel embarking for Californias. Letter from viceroy relieving Tordesillas as Capellan of fifteen Jesuits from California to Guadalaxara. Report of fighting among troops. (A. Dell'acqua, November 1987)

Documents pertaining to naming of engineers and instructions on how to achieve goals of expeditions to Nueva Vizcaya and Sonora. Planning and settlement of port of Guaymas and Rio Yaqui as Principal areas for commerce and trade. Conquest thru war and pacification of Seris and Pimas Altos; detailed ethnography. After achieving these goals expedition to resume exploration up Rio Gila establishing town on banks preferably near Colorado River to serve as capital of Gila province; study natural resources in detail; find mines and other natural riches to attract settlers; wage war against Apaches to secure lands and make possible fluvial navigation. Area should serve as protection to other settlements to east and south of province. Letters about arrival of visitador general Galvez to Sonora on his way to California. (A. Dell'acqua, November 1987)

Documents relating minutes from correspondence from Elizondo to viceroy and answers to correspondence during 1768. (A. Dell'acqua, February 1988)

Documents relating to various issues by Head of expedition to Sonora. Capabilities of company of mulatos patrolling Mazatlan and nearby coast. Maritime transportation for troops of expedition. Maritime transportation for Jesuits being expelled; list of names of evicted. (A. Dell'acqua, February 1988)

Documents describing trek of military troops to Sonora; maritime transportation of troops; expedition taken by de Anza to reconnoiter Cerro Prieto in its entirety. Elizondo writes about delight to find governor Pineda, an old comrade in arms. (A. Dell'acqua, February 1988)