Stoping methods and costs in the gold mines of the Baguio district, Mountain Province, Philippines.

Stoping methods and costs in the gold mines of the Baguio district, Mountain Province, Philippines.

Detalhes bibliográficos
Corporate Authors: Philippines (Commonwealth) Bureau of Mines, Philippines (Republic). Bureau of Mines
Formato: Livro
Idioma:English
Publicado em: Manila [s.n. 19--]
Assuntos:
Mines and minerals resources > Philippines.