Page 3 - autobluebook1920vol8
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           How to Use
        The Blue Book

           Fundamental points to understand
           in order  to use  the Blue Book
           conveniently and  effectively

      First:
         Turn to the folded General Index Map facing
         next page.  Locate your starting point and
         destination on this map.
      Second:
         If unfamiliar with the location of your start-
         ing point or destination, see  General  Index
         of Towns following  Sectional  Index Maps
         which begin on page 16.  hirst page oiGeneral
         Index of Towns  explains how to locate the
         desired town by key number and letter.
      Third:
         Now note the Route Number op the black line
         of the map with arrow pointing in the direction
         of your travel.
      Fourth:
         Turn  to  the corresponds g Route Number
         (not page number) in the book for complete
         running directions.
      Fifth:
         Where there is an option of routes, select the
                                      page
         one desired by referring to Route Chart ,
          4  ( Preferable  routes  are  indicated by heavy
          lines.)  This chart, which gives mileages, can
         also be used for quick reference in selecting
     V.
         long tours.
     F
         (For further detailed information see pages 12 - 13 .)
                     page 11, gives location of the
       Table of Contents ,
       various maps and subjects included in this volume.
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