00000cam a22000004a 4500 UP-99796217604231049 Buklod 20230503092542.0 ta r ||| u ta 080210s1937 xx r |000 u|eng d (iLib)UPD-00000249774 eng DMLUC Z 6739 P6 P5 1937 Bibliography on mines and mining in the Philippines compiled by Cirilo B. Perez and L. Estrella-Villanueva. Manila Bureau of Print. 1937. 100 p. Its Bibliographic contributions no. 1 Mines and mineral resources Philippines Bibliography. Estrella Villanueva, Laureana. Perez, Cirilo B. Philippine Islands. Bureau of Science. Scientific Library. Book FI Paper UPD DMLR Z 6739 P6 P5 1937 Book