Jacob, L. <br/><br/>
An introduction of electron optics / 
Foreword by Sir Clifford C. Peterson. 
 - London:  Methuen,  1951. 
 - 150 p. :  ill. ;  18 cm. 
 - Methuen's monographs on physical subjects .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electron optics.
<br/><br/><label>Dewey Class. No.: </label>537.56