The Mineral Resources of the Philippine Islands Philippines. Bureau of Science Published: 1908 Total Pages: 564 Get eBook
Mineral Resources of the Philippine Islands ... Philippines. Bureau of Science Published: 1909 Total Pages: 80 Get eBook
Geology and Mineral Resources of the Philippine Islands Warren DuPré Smith Published: 1924 Total Pages: 660 Get eBook
The Mineral Resources of the Philippine Islands, with a Statement of the Production of Commercial Mineral Products During the Year 1907-25 Philippines. Bureau of Science Published: 1908 Total Pages: 720 Get eBook
The Mineral Resources of the Philippine Islands Philippines. Bureau of Science Published: 1908 Total Pages: 714 Get eBook
Report on the Geology of the Philippine Islands George Ferdinand Becker Published: 1901 Total Pages: 160 Get eBook
Resources and Trade of the Philippine Islands Mary Anderson Pugh Published: 1926 Total Pages: 42 Get eBook