Shurtleff, D <br/><br/>
Studies of display symbol legibility. IX. The effects of resolution, size, and viewing angle of legibility. ESD-TR-65-411. MTR-5.  [electronic resource] 

 -  Technical documentary report. United States. Air Force. Systems Command. Electronic Systems Division  May 1966 
 - 1-37 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data Display<br/>Printing<br/>Reading<br/>Television