Kueh Khai Soon <br/><br/>
Ball clay deposit in the Nyelong 1 area Sarikei Sarikei division Sarawak : RAK (E10) 

 - GSKL 039/9/192 
 - Ipoh Perak  Jabatan Penyiasatan Kajibumi Malaysia Malaysia  1991 
 - ill:18p. 29.8 cm