A general service list of English words :  with Semantic frequencies and a supplementary word-list for the writing of popular science and technology. 

 - [Rev. and enl. ed.]. 
 - London :  Longmans,  [1967] 
<br/><br/> First published in 1936. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language -- Glossaries, vocabularies, etc.--English language -- Glossaries, vocabularies, etc.