| 
    View of the periscope,
    located behind the main control panel.
     
    The ID plate on the periscope reads
     
     
 
    
    | Satellite Periscope | 
|---|
 
      | Serial No. | 10 |  
      | Part No. | 539-0109 M1ABCDEFGJ
 |  
      | Model No. | 133 |  | Designed and Manufactured by |  | Perkin-Elmer Corporation | 
|---|
 | Norwalk, Connecticut U.S.A. |  
 |