Lansing, Marion Florence <br/><br/>
Science through the ages / 
by Marion Florence Lansing 
 - London :  George G. Harrap,  1952 
 - 253 p. ;  19 cm. 
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--History--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>509