Treadwell, Sophie,  1885-1970. <br/><br/>
Machinal / 
Sophie Treadwell. 
 - London :  RoyalNational Theatre :  Nick Hern Books,  1993. 
 - xii,83p ;  20 cm. 
<br/><br/><label>ISBN: </label>1854592114 9781854592118 
<br/><br/><label>Nat. Bib. No.: </label>GB93V6986  bnb 
<br/><br/><label>Subjects--Topical Terms: </label><br/>American drama--20th century.