Troeng, John <br/><br/>
Worldwide chronology of fifty-three prehistoric innovations 

 - Stockholm    : Almqvist and Wiksell,  1993. 
 - 311p.    : ill.    ; 25cm.  
<br/><br/><label>ISBN: </label>91-22-01569-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tools, Prehistoric, <br/>Technological innovations - History, <br/>Antiquities - Prehistoric
<br/><br/><label>LC Class. No.: </label>GN799.T6T76