Piper, H. Beam,  1904-1964 <br/><br/>
Omnilingual  [electronic resource] / 
H. Beam Piper 
 -  Project Gutenberg,  2006 
 - Project Gutenberg  19445 .
<br/><br/> Public domain in the USA. 
<br/><br/>Electronic text 
<br/><br/><label>Subjects--Index Terms: </label>Science fiction 
<br/><br/><label>LC Class. No.: </label>PS