Barreto, Mascarenhas <br/><br/>
The Portuguese Columbus :  secret agent of King John II / 
Mascarenhas Barreto ; translated from the Polish by Reginald A. Brown 
 - London :  Macmillan,  1992 
 - xxii, 572 p. :  ill., maps, plates ;  24 cm. 
<br/><br/> Translation of: Portugues Cristovao Colombo, agente secreto do Rei Dom Joao II 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0333563158 :  PND 18.95 
<br/><br/><label>Subjects--Personal Names: </label><br/>Columbus, Christopher<br/>Colon family<br/>John II,  King of Portugal,  1455-1495 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Portugal--History--John II, 1481-1495<br/>America--Discovery and exploration
<br/><br/><label>Dewey Class. No.: </label>92