Longways for six
 A    12  First couple cast down one place
          Turn (both hands) 3/4, lady ends between second couple, man between third couple.
      12  Lines of three fall back, then advance to circle six-hands halfway
 B1    6  First couple each turn person on the right with right hand
       6  First couple turn 3/4 by left
       6  and lead (improper) through second couple and cast back to middle
       6  Turn half-way, both hands
 B2    6  First couple each turn person on the right with left hand
       6  First couple turn right hand
       6  and lead through third couple and cast down to middle
       6  ALL turn half-way, ending proper
 Repeat dance twice more with successive couples leading

   start, lower case for active couple
                   w   W   W
   (Top of hall)
                   m   M   M    

  A    12  First couple cast down one place
         Turn (both hands) 3/4, lady ends between second     couple, man between third couple.  L above M below 
              W       W
   Top        w       m
              M       M

 
      12  Lines of three fall back, then advance to circle six-hands halfway   (L below, M above)
 

              M       M
                      |
    Top          m       w
              |
              W       W
   B1    6  First couple each turn person on the right with right hand  L below, M above  They are on the corners and end up as you indicate
              

      6  First couple turn 3/4 by left  (improper)

            M           M
                  m
                  w   ---> going out bottom
            W           W      

 
      6  and lead (improper) through second couple and cast back to middle   (improper)
    
      6  Turn half-way, both hands   (proper) and fall back to slightly outside line of dance on sides

                  w  
            M ==        M     
            W       ==  W
                  m
=====  indicates who will next take hands
   B2    6  First couple each turn person on the right with left hand   (proper)
         M          M
         w          m
         W          W

    
      6  First couple turn right hand  NOTE: 3/4 (proper) No. In middle between 

         M          M
          <--  m
               w
         W          W

 
      6  and lead (up) through third couple and cast down to middle   (IMproper)
      
      6  ALL turn half-way, ending proper (this would be improper!!!)
 

   Repeat dance twice more with successive couples leading