Groom, Arthur <br/><br/>
How we weigh and measure / 
by Arthur Groom ; illustrated by Susan Groon 
 - London :  Routledge and Kegan Paul,  1960 
 - viii, 159 p. :  ill. ;  20 cm. 
<br/><br/>Bibliography : p. 159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weights and measures--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>389.1