McGregor, R. J. <br/><br/>
The young detectives / 
R. J. McGregor. Illustrated by William Grimmond. 
 - Baltimore :  Penguin Books,  1952. 
 - 192 p. :  ill. ;  18 cm. 
<br/><br/> Five children, intent on adventure as they spend the holiday on the English coast, discover a secret passageway in their old house and are instrumental in the capture of a gang of smugglers. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adventure and adventurers--Fiction
<br/><br/><label>LC Class. No.: </label>PZ7.M1717