Updegraff, Harlan,  1874- <br/><br/>
Teachers' certificates issued under general state laws and regulations / 
by Harlan Updegraff. 
 - Washington :  G.P.O.,  1911. 
 - 269 p. :  ill., maps ;  23 cm. 
 - Bulletin / U.S. Bureau of Education ;  1911, no. 18 = Whole no. 465 .
<br/><br/>L111.A6 with: Training of teachers of elementary and secondary mathematics / International Commission on the Teaching of Mathematics. Washington : Govt. Print. Off., 1911. Bound together subsequent to publication. 
<br/><br/>Bibliography: p. [262]-266. 
<br/><br/><label>LCCN: </label>e  11002021  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teachers--Certification--United States.
<br/><br/><label>LC Class. No.: </label>L111  / .A6 1911, no. 18