Russell, A. H. <br/><br/>
Rapid calculations / 
A. H. Russell with a foreword by Sir E. John Russell 
 - 8th ed. 
 - London :  Cassel ,  1956 
 - 287p. :  ill. ;  19 cm. 
<br/><br/><label>ISBN: </label> Rs. 11.40 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic<br/>Mathematics--Philosophy<br/>Mental arithmatic
<br/><br/><label>Dewey Class. No.: </label>511