Philippine mining year book official publication of the Chamber of mines of the P.I. v.1. Feb. 1939-.

Philippine mining year book official publication of the Chamber of mines of the P.I. v.1. Feb. 1939-.

Detaylı Bibliyografya
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: [Manila R. Keeler 1939]-
Konular:
Mineral industries > Year-books.
Mines and mineral resources > Philippine islands.
Mining industry and finance > Year-books.
Mining industry and finance > Philippine islands.