Readers' Digest Association <br/><br/>
The inventions that changed the world :  an illustrated guide to man's practical genius through the ages. / 
Readers' Digest Association 
 - 368 p. ; 29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inventions -- History -- Dictionaries<br/>Inventions<br/>Inventions, to 1981 - Encyclopaedias.
<br/><br/><label>Dewey Class. No.: </label>500.3