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Located in Series 3) Real Del Monte Mining Complex, subseries B) Correspondence. Special Collections & Archives, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/sca) This digital image is a surrogate of an item from the José Villegas Collection on Mining. Sales solicitation for flat wire ropes, report on order of crucibles, letters from engineers Ramón Almaraz and Juan N. Cuatáparo, official statement of thanks regarding company help during visit of Ulysses Grant to the mining districts of Pachuca and Real del Monte, quote for order of mining chains, transport offer from Wells, Fargo. Account of weekly value of "metales pobres" extracted from Vizcaina and Santa Brígida mines. Letters from Rodolfo Muñoz. Also letter from Spencer Baird (Smithsonian Institution) acknowledging a gift of maps, photographic views, and “three systematic series" of ores to the museum. [Title, Date]. José Villegas Collection on Mining. MSS 758. Special Collections & Archives, UC San Diego.
Silver mines and mining Compañía Real del Monte y Pachuca Mexico