Boss, J M <br/><br/>
An electrical foot-operated fine-focusing device.  [electronic resource] 

 -  The Journal of physiology  Jul 1969 
 - 30P p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-3751 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Foot<br/>Microscopy--instrumentation