DISPLAY 
    Displays a document on the screen or creates a file of documents for 
printing.  You can turn fields on or off by using the SET:DISPLAY command. 
    Once PL has selected and ranked documents for a query, the documents
can be displayed in order or selectively.  (See WRITE for displaying by 
DOCUMENT number.)
 
Return Key      Displays retrieved documents in order, a screen at a time.
DISPLAY		Displays the first screen of the next document.
DISPLAY n       Displays the selected document. n is the RANKING number
                of the desired document; 0 denotes the start of the
                current document; negative numbers move back through list
DISPLAY n-m     Writes the contents of documents with ranking numbers n
                through m to the file DOCOUT, which can be printed while in
		the editor (see the ED command) or after exiting PL 
>      (or      Displays the next screen of the currently displayed document
cursor right)   or the first screen of the next document in the database
<       (or     Displays previous screen in the database        
cursor left)	(See LIST for alternate meaning).