Donaldson, P.E.K.  <br/><br/>
Electronic apparatus for biological research  (Book) 

 - London  Butterworths Scientific  1958 
 - 718 p.  25 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological research Electronic apparatus and appliances
<br/><br/><label>Universal Decimal Class. No.: </label>578.088.7:621.38 DON  / 13697