Introduction to sewing threads / 
Thread Advisory Service. 
 - Glasgow :  Thread Advisory Service,  [n.d.] 
 - 35 p. :  ill. ;  23 cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Yarn.
<br/><br/><label>Dewey Class. No.: </label>677.02862