Ravindran Nayar, R. <br/><br/>
Pumpukal / 
R. Ravindran Nayar 
 - TrivandrumSt :  STEPS,  1977 
 - 68 p. :  ill ;  21 cm. 
<br/><br/><label>ISBN: </label> Rs. 3.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Steam-boilers, Water-tube
<br/><br/><label>Dewey Class. No.: </label>621.2