Flannelgraph,Magnetic Board   Plastigraph as aids to Teaching and Training 

 - London :  Overseas Visual Aids Centre,  1967. 
 - 24p.;  22cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Education
<br/><br/><label>Dewey Class. No.: </label>371.335  / FLA