Gan, Ah Sai <br/><br/>
Economic report Tanjong Malim sheet 76 
Gan Ah Sai 
 -  1971 
 - 3 v.  ill. , maps  35 cm 
<br/><br/> Title from cover 
<br/><br/>v.1 Approximate mineral analysis on @Heavies@ (February, 1971 Collection) / Gan Ah Sai -- v.2 Economic reports for the month of May 1972 / Gan Ah Sai -- v. 3 Economic reports for the month of June 1974 / Gan Ah Sai. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Perak--Tanjong Malim<br/>Mineralogy--Perak--Tanjong Malim<br/>Geology, Economic--Perak--Tanjong Malim
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Tanjong Malim (Perak)