Wasser, land und kapital : die entwicklung einer ländlichen region im nordosten Mexikos, 1820-1970

UANL

Travels in México, during the years 1843 and 44 ; including a description of California, the principal cities and mining districts of that republic the Oregón territory, etc.

UANL

McNeill's code : Arranged to meet the requirements of mi ning, metallurgical and civil engineers ; directors of mining, smetling and other companies...

UANL