Sims, C. A. <br/><br/>
Next number please :  book six / 
C. A. Sims. 
 - Huddersfield:   Schofield and Sims,   1969.  
 - 29 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0721720838 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.7