Willbourn, E.S.
The geology and mining industries of Kedah and Perlis E.S. Willbourn - 1924 - 1 v.(various pagings) ill. 25 cm.
This report describes the results of field work from January 1922 until January 1924. Most of it was completed by the end of May 1923
Geology--Perlis
Mineral industry--Kedah
The geology and mining industries of Kedah and Perlis E.S. Willbourn - 1924 - 1 v.(various pagings) ill. 25 cm.
This report describes the results of field work from January 1922 until January 1924. Most of it was completed by the end of May 1923
Geology--Perlis
Mineral industry--Kedah