Concerns attempts to regulate mining discoveries Cieneguilla; Alcalde de Sonora's sending lieutenant to mining area without notification Corbalan; Croix's directive Alcalde mayor act only under direct jurisdiction governor (Corbalan). (T. Sheridan, 1976)

Concerns mining business, establishment new Casa Marca Rosario, need for Corbalan to go to Ures or Arizpe to find out how much quicksilver is needed. (T. Sheridan, 1976)

Informs Corbalan order directed to captain Urrea Altar presidio to quickly conquer remaining piatto rebels, protect Cieneguilla placers against Apache attack. (T. Sheridan, 1976)

(L. L. Woodward, August 1988)

Notes governor of California Barri's request 30 Spaniards to serve as soldiers, establish settlements, 100 Indians from Rios Sinaloa, Fuerte, Mayo to work mines. Magistrates 3 rivers instructed to persuade, but not force, Indians to migrate to California. States many Indians Rios Sinaloa, Fuerte lost fields, cattle to flood last October, may be induced to migrate to obtain new land. (T. Sheridan, 1976)

Corbalan's letter to Croix describes silver mining areas and discoveries of gold and silver and control of gold. Cornelio depopulated because of lack of water though rich in gold. Soldiers of Altar find gold in Aguas Frias. Aid of rations to compania de fusileros, but need to avoid expenses; transport costs, baker must be paid by compania; lack of uniforms complained of. Transport of troops by ship and details on carrying water; describes poor maritime transport service on pacific coast. Letter confirms completion of expedition; discusses availability of rations on ship for infantry. Yaquis don't grow food and need rations. Concerns inspection and salary payment of dragones de Espana y Mexico and participation in expediton. (L. L. Woodward, August 1988)

Concerning Sinaloa miners' demand Casa Marca be placed in Rosario. (T. Sheridan, 1976)

Despite miners' complaints about difficulties carrying gold, silver ore to Alamos, doesn't think new Casa Marca should be established Rosario. (T. Sheridan, 1976)

Informs Croix plans for Apache campaign. Notifies him despite misgivings, sending detachments 15 men from Pitic, Altar, Buenavista presidios to reinforce presidial forces Terrenate, Fronteras, Tubac embarking on expedition. States wheat harvests that year poor, that wheat prices doubled, that many people left fields for Cieneguilla placers. Warns possible failure maiz crop. (T. Sheridan, 1976)

Describes importance Altar presidio maintaining peace among Indians area, repelling Apache attacks on pueblos, mines Altar Valley. Recently reduced Indians need of presidio to keep them in line. Mines have to be protected. (T. Sheridan, 1976)