Correspondence includes following topics: laws, duties, and salaries of intendente and gobernador; reduccion, education and water rights of Indians; quintos and transportation of gold from Cieneguilla; relations between mine owners and buyers of ore; suspension of repartimiento. (J. Johnson, February 1988)

Documents dealing with mining production and worker's situation in placeres. others deal with formation of compania de comercio para el trabajo de las Labores de oro. discussion of finances and labor supply needs. Discussion of Apaches troubling the region; raiding Mule trains, missionaries, and people. Discussion of mining techniques and equipment, and Weather and terrain problems. Fueros discusses need to change production levels and efforts to inspire laborers who are not suited for work. Insufficient amounts of gold for royal fifth at times. Discussion of finances of church construction and refusals to contribute by some people. Discussion of laborer's movements from Placeres to their homes for vacations for planting and harvesting. Discovery of new mines, and water needs in some mines. Discusses various fiscal matters and salaries. (S. Fiederlein, June 1987)

Excerpts from Fueros letter details type of mining (silver and gold), mining conditions, personnel, shortage of water (need to open Pozo of specified size), and Indian incursions. Requests acknowledgement of receipt of royal fifth at real Caxa de los Alamos. Document fragment by unknown author discusses construction of Plaza with houses of earth, distribution of weapons for defense, establishment of partida to patrol, and necessity for escort of troops to help workers. Fueros complains to viceroy about how officials at real tribunal de Cuentas handled his account. Sends copy of response from tribunal officials and his own response back to them. Also draft response from Mexico Fueros indicates shipment of gold to real Caxa de los Alamos as royal fifth. Memo notes amount received in preceeding year as royal fifth from these Placeres. (S. Fiederlein, may 1987)

Fueros discusses defense of mining district and transportation of ore and food supplies. Abundant production at Placeres if free from enemy raids. Miners do not like to operate too far away due to fear of barbaros. Describes grano de oro found by Indian -- its size, value, type of rock found in (guija). grano worthy of king but already broken up and distributed by Indian to relatives. Discusses efforts to try to stop this from happening again. Discusses activities of soldiers sent to guard mining region. Report from Fueros on comerciante in charge of transporting gold -- gives amount and how warned to insure delivery of royal fifth. Closure of road noted and problems this causes for mining operations. Mentions real Caxa de los Alamos and administrador de la Renta de tabacos. (S. Fiederlein may 1987)

Fueros reports on mining operations at Cieneguilla and actions of Indians of region. Comments on how more tranquil since arrival of partida of troops. Reports on surrender of groups of Seris. cabecilla and his band still holding out. Discusses output of new Placeres, his attempt at inspiring workers to extract More, problem with Placeres being distant from him. Also mentions continuing problems with Apaches and suspension of monthly campaigns against them. Describes Indians clearing asequias to irrigate crops. Tiburones and Tepocas living in peace, planting their crops, and defending against Apaches. (S. Fiederlein, 5-6-87)

Fueros reports on status of placer mining operations and problems caused by Indian depredations. Draft responses from viceroy(?) Intermingled with letters. Discusses theft of mules and horses, problems with transporting supplies, military administrative affairs, problems Indian attacks causing for workers at placers, diminishing returns from placers. Series of declarations and report by Fueros recounting details of Indian attack on Mule train carrying food supplies. In draft letter problems Indians causing for comerciantes and workers noted and more men sent to help in defense. arrieros Mexicanos mentioned. (S. Fiederlein, 5-5-87)

Concerns present condition and advisability of Bonilla's depopulation of province; failure of missionization; economic decline of missions under new Franciscan administration; decline in mission agriculture; decline of mining; decline of commerce; chaos of present spiritual and temporal governing of missions; detachment of Buenavista stationed at powder house at Guaymas; detachment of men from Altar stationed at Pitic; Lafora map; supply reforms; proposal for Colorado River settlements; arrest of Vildosola; poor condition of provincial horse herds; geographic problems created by presidial removal and creation of new line. An important document for history of Sonora. (J. Williams, April 1987)

Long and repetitious Series of documents by real hacienda officials recounting numerous Cases of fraud in regards to payment of royal fifth for gold and silver mined in Nueva Andalucia. Tienda de Cuervo repeatedly petitions virrey for replacement of worn-out guns, swords, and lances for presidial troops in Sonora and Sinaloa. Concludes with documents concerning marriage of Ansa. (A. Tukey, August 1989)

Monserrat advises virrey of the following: Tienda de Cuervo to become interim governor after death of Mendoza; planned inspection of presidial troops by Tienda de Cuervo and reassessment of sufficiency of troop strength and deployment patterns in wake of Indian hostilities; need to enforce payment of royal fifth following discovery of gold in Sonora; suggests a softer approach to problem of reducing Seris and Pimas, although if hostilities continue a forceful response will require additional military resources; recommends granting material rewards to Indians who choose to fight against those tribal members who persist in hostilities. Tienda de Cuervo advises stricter regulation of gold and silver mining in Sonora. Includes tables of weight and estimated value of all gold and silver mined to date in area. (A. Tukey, August 1989)

Castillo de Aysa makes case to viceroy to populate and develop agriculture). expresses fear that northern California will come rest and reprovisioning, anchor in California ports to launch attacks against Philippine galeons, Indians are suspected of trading pearls with English. Long Series of descriptions of potential ports along California coasts. Notes reports of silver deposits near Cerro Arisona, possession of gold, silver, and lead by Papago Indians. Includes some notes on peaceful state of relations between Spaniards and Indians inhabiting the area. (A. Tukey, August 1989)