Phosphate deposits of Angaur Island, Palau Islands.

Phosphate deposits of Angaur Island, Palau Islands.

Manylion Llyfryddiaeth
Awdur Corfforaethol: U.S. Geological Survey
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: U.S.A. Military Geology Branch, U.S. Geological Survey c1950