Robertson, Patrick <br/><br/>
Shell book of firsts 

 - London  Ebury press  1974 
 - 256p.; 25cm. 
<br/><br/><label>ISBN: </label>718112792 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ballpoint pen<br/>Invention - telegram<br/>Inventions