Pearson, John <br/><br/>
Life of William Hey. 

 - 1st 
 - London  Hurst - Robinson  1822 
 - lxxxii,354pgs;21.8cm.Front, illust. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biography--William Hey.., ii)Persons in Technology
<br/><br/><label>Dewey Class. No.: </label>926.106952 Hey/Pea/Lif