Service, H. <br/><br/>
Ground dolomite in Selangor, Perak a 
H. Service. 
 -  1947 
 - 1 p.  33 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limestone--Perak<br/>Limestone--Selangor<br/>Geology, Economic--Selangor<br/>Geology, Economic--Perak<br/>Dolumites--Perak<br/>Dolumites--Selangor
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Batu Caves (Selangor)<br/>Tong Sang Kongsi (Temoh, Perak)<br/>Lee Chong Kongsi (Simpang Tiga, Perak)