Standards, special classes for defectives. 

 - Saint Paul :  Minnesota Dept. of Education,  1931. 
 - 11 p. ;  10 x 20 cm. 
<br/><br/> Cover title. 
<br/><br/><label>LCCN: </label>e  33000749  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children with disabilities--Education--Minnesota.<br/>Educational law and legislation--Minnesota.
<br/><br/><label>LC Class. No.: </label>LC4032.M6  / A5 1931