Title:Documents relating to American investments in silver mines in Chihuahua, Mexico, 1867-1869
Creator/Contributor:Creigh, John D.
Creator/Contributor:Newbold, Charles D.
Creator/Contributor:Newbold, John L.
Include report on the San Martin and Santa Rosa silver mines by John D. Creigh and Charles D. Newbold, with information on
topography, potential working of the mines, and methods of extracting the ore; sketch maps; notes and letters by John L. Newbold
concerning improvements, estimates, suggestions for working mines, etc. The mines were worked for the Manta Grande Silver
Mining and Commercial Co., based in Philadelphia.
Manta Grande Silver Mining and Commercial Company.
Silver mines and mining -- Mexico
Chihuahua (Mexico : State)
BANC MSS 84/54 m