Long, Edward John <br/><br/>
Puerto Rico  watchdog of the Caribbean venerable domain under american flag has new role as West Indian stronhold and sentinel of the Panama Canal 
E. John Long. 
<br/><br/> In National Geographic. Publication for the year 1939. Washington, December, 1939. Illus. vol. 76-no. 6, p. 697-738.  Includes Puerto Rico polychromes by Edwin L. Visherd. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Description and travel.