Gopimani, R <br/><br/>
Biographies of Marco Polo, Christopher Columbus, Vasco Da Gama (m) 

 -  Kairali Childrens Book Trust, Kottayam  1981 
 - 99 
 - Mahacharithamaala, 35 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biographical collections
<br/><br/><label>Dewey Class. No.: </label>M 920.02  MAH.35