Rohrer, Norman B. <br/><br/>
The indomitable Mr. O :  the story of J. Irvin Overholtzer, founder of the Child Evangelism Fellowship / 
by Norman Rohrer 
 - Grand Rapids :  Child Evangelism Fellowship,  c1970. 
 - 153 p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Overholtzer, Jesse Irvin, 1877-1955. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Child Evangelism Fellowship.