Crichton, J. Stewart <br/><br/>
Blackboard drawing / 
J. Stewart Crichton 
 - London :  Nelson,  1973 
 - 31 p. ;  27 cm. 
<br/><br/><label>ISBN: </label>0174133200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Blackboard drawing