Autos concerning the reported discovery of Almagres along the Colorado River in southern Texas in 1755. Miranda sets out with Ramon, Seguin and a group of men from the presidios San Antonio, Bahia del Espiritu Santo and San Xavier and a couple of Indians as guides. After a month of travel north from San Antonio, the group returns early March 1756 with a sample of the Almagres. Summary of trip, development potential of the mine area for settlers and the granting of a portion of the mines to the men, from ff. 17 - 19. Testing is performed on top and deep samples to determine quality and consistency. Small amounts of silver, greta, plomo and Magistral are found. Debates as to costs, practicality and richness of mine based on experienced Miner's opinion. (E. Wilson, November 1989)