Sample 19-2: Linear Key Format

 1 ⠀⠀⠀⠀,assign a symbol or numb] =     b#hd
 2 ⠀⠀⠀⠀ea* lr (! alphabet4 ,%>e ! code )
 3 ⠀⠀⠀⠀any"o :o w r1d or return a response
 4 ⠀⠀⠀⠀6yr writt5 message4
 5 ⠀⠀⠀⠀⠀⠀,"h is a secret code y c use4
 6 ⠀⠀⠀⠀⠀⠀,',! puzzle code symbols >e "u !
 7 ⠀⠀⠀⠀lrs4 ,a hyph5 is 2t ea* symbol1 &a
 8 ⠀⠀⠀⠀space is 2t ea* set ( symbols4,'
 9 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
10 7777777777777777777777777777777777777777
11 ⠀a  b  c  d  e  f  g  h  i j k l m n o
12 #b #d #f #h #a #c #e #g #i 1 2 3 4 5 6
13 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
14 p q r s t u v w x y z
15 7 8 9 0 / * & z _ ] (
16 gggggggggggggggggggggggggggggggggggggggg
17 ⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀