TheCodeBreakers
K KLMNOPQBSTUVWXYZABCDEFGHIJ
L LMNOPQRSTUVWXYZABCDEFGHIJK
M MNOPQRSTUVWXYZABCDEFGHIJKL
N NOPQRSTTUVWXYZABCBEFGHIJKLM
O OPQRSTUVWXYZABCDEFGHIJKLMN
P PQBSTUVWXYZABCDEFGHIJKLMNO
Q QRSTUVWXYZABCDEFGHIJKLMNOP
R BSTUVWXYZABCDEFGHIJKLMNOPQ
S STUVWXYZABCDEFGHIJKLMNOPQB
T TUVWXYZABCDEFGHIJKILMNOPQK
U UVWXYZABCDEFGHIJKLMNOPQRST
V VWXYZABCDEFGHIJKLMNOPQRSTU
W WXYZABCDEFGHIJKLMNOPQBSTUV
X XYZABCDEFGHIJKLMNOPQRSTUVW
Y YZABCDEFGHIJKLMNOPQBSTUVWX
Z ZABCDEFGHIJKLMNOPQBSTUVWXY
The modern Vigenere tableau
on cryptology, likewise argued that polyalphabetic substitution
"requires too much time" and that "by the least mistake in writing is so
confounded, that the confederate with his key shall never set it in order
again."
One might think that cipher clerks might have corrected such garbles
by trial and error, especially in those more leisurely days. But they were