1
by Sanchez M., Raúl H.
Published 1940
Subjects: '; ...Leyes de minas...
Book
2
by Rostaing, Leopold
Published 1913
Subjects: '; ...Minas...
Book
4
by Ditte, Henry
Published 1875
Subjects: '; ...Minas...
Book
5
by Crenon, Henri
Published 1921
Subjects: '; ...Nacionalizacion de las minas...
Book
6
by Ducreux, Gerard
Published 1904
Subjects: '; ...Concesiones de minas...
Book
7
by Delcourt, René
Published 1931
Subjects: '; ...Explotacion de minas...
Book
8
by Peirce, Wesley
Published 1970
Subjects: '; ...Minas...
Book
10
by Taton, Robert
Published 1977
Subjects: '; ...Minas (excavaciones)...
Book
11
by Rodriguez, Luis E.
Published 1899
Subjects: '; ...Minas...
Book
12
Published 1966
Subjects: '; ...Minas metaliferas...
Book
13
by Cuvillier, T.
Published 1929
Subjects: '; ...Minas...
Book
14
by Zévaès, Alexandre
Published 1912
Subjects: '; ...Minas...
Book
15
by Sánchez Sorondo, Matias G.
Published 1924
Subjects: '; ...Leyes de minas...
Book
16
by Garramuño, Javier M.
Published 1887
Subjects: '; ...Leyes de minas...
Book
17
by Hoover, Theodore Jesse
Published 1946
Subjects: '; ...Minas...
Book
19
Published 1929
Subjects: '; ...Minas de carbon...
Book