Jacob, Nicholas <br/><br/>
Quarry investigation on Lot 2261, Mukim Sedenak, Kulai, Johor  no. rujukan: E(G) 5/1991 
Nicholas Jacob 
 -  1991 
 - ii, 16 p.  ill.,photos  30 cm 
<br/><br/> The objectives of their investigation were to determine the volume of rock available, dept of the overburden and suitability of rock as crushed agregates. A quarry investigation was carried out in the months of the February, May and July 1991 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quarries and quarrying--Kulai--Johor