Van Nostrand's scientific encyclopedia :  aeronautics, astronomy, biochemistry, botany, chemical engineering, chemistry, civil engineering, computer technology, electrical engineering, electronics & radio, geology, mathematics, mechanical engineering, medicine, metallurgy, meteorology, mineralogy, navigation, photography, physics, statistics, zoology 

 - 2nd ed. 
 - New York :  D. Van Nostrand,  1947 
 - 4 p. l., 1600 p. :  ill., map ;  27 cm. 
<br/><br/><label>ISBN: </label> USD 15.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--encyclopedias
<br/><br/><label>Dewey Class. No.: </label>503