Benford, James R. <br/><br/>
The theory of the microscope 

 - Rochester, N. Y. :  Bausch & Lomb,  1951 
 - 20 p.  : ilus. 
<br/><br/><label>LCCN: </label>14730 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microscopio y microscopía.