Theo, Lobsack <br/><br/>
Earth's envelope 
Lobsack Theo                                               
 - London  St.Jame's Place  1959 
 - 256p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Earth
<br/><br/><label>Universal Decimal Class. No.: </label>551.51  / LOB