Bates, Billy Prior. <br/><br/>
Typewriting identification (I.S.Q.T.)  Identification System for Questioned Typewriting. 

 - Springfield, Ill.  Thomas  [1971] 
 - vi, 101 p.  illus.  23 cm. 
<br/><br/>Bibliography: p. 94. 
<br/><br/><label>LCCN: </label>70149176  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Typewriting--Identification.<br/>Mecanografia--Identificaciøn.
<br/><br/><label>Dewey Class. No.: </label>364.12/2