Chardon, Carlos E. <br/><br/>
Longevity and casualties among naturalists in tropical America. 

 - Washington  American Association for the Advancement of Science  1947. 
 - 198-207 p.  illus. 
<br/><br/> Reprinted from the Scientific Monthly vol. 64, no. 3, March 1947. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history--Biography.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico<br/>America