To create the Lynx plot, you select items from the menu as follows

DATA
  IMPORT
    ASCII
      SELECTION: lynx.txt
     *OK

PLOT
  PLOT APPEARANCE
    TIMESTAMP
      Check the ENABLE box
     *ACCEPT

PLOT
  GRAPH APPEARANCE
  In the TITLES box:
    TITLE: Lynx Harvest
    SUBTITLE: 1821-1934
   *ACCEPT

PLOT
  SET APPEARANCE
    In the LINE PROPERTIES box:
      COLOR: Red
    In the SYMBOL PROPERTIES box:
      TYPE: Circle
      SIZE: 50
      COLOR: Blue
    *ACCEPT

PLOT
  AXIS PROPERTIES
    (The X axis is selected by default)
    START: 1820
    STOP:  1940
    AXIS LABEL: Harvest Year
    In the TICK PROPERTIES box
    Major spacing: 10
    Select the TICK MARKS tab
    In the MAJOR TICKS box
      Check DRAW GRID LINES
    *ACCEPT

PLOT
  AXIS PROPERTIES
    AXIS: Y
    AXIS LABEL: Number of Lynx
    In the TICK PROPERTIES box
    Select the TICK MARKS tab
    In the MAJOR TICKS box
      Check DRAW GRID LINES
    *ACCEPT

Now save the image:

FILE
  PRINT SETUP
    In the DEVICE STEUP box
      DEVICE: PNG
    In the OUTPUT box
      FILE NAME: lynx.png
    *ACCEPT

FILE
  PRINT

  (This choice writes the graphics information to the PNG file.)

FILE
  EXIT
    
"Exit losing unsaved changes?"
  OK