Fernando,A.W. <br/><br/>
Geometrical solution of Aalgebraical problems 

 - Colombo  Clifton press  1902 
 -  23P., 18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic<br/>Sliding decimal scale
<br/><br/><label>Universal Decimal Class. No.: </label>50 A29