Parker, Steve,  <br/><br/>
1900-20 shrinking world 

 - 32 pages :   colour illustrations ;   20 cm 
 - 20th century science & technology .
 - 20th century science & technology .
<br/><br/><label>ISBN: </label>0431121907 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science - History - 20th century
<br/><br/><label>Dewey Class. No.: </label>609