Experiment #5
Method of reversing the transposition: Rotational Transposition with column width 10
Transposed text:

 LF
KEUVDKRUWGSLNGGAHBNSKBWICGBRQ
JFKDKOFPJTNPCEXIQSAIFJUOLQQW
WZTAUOVTZAMXUBSRWZITZHOBLSKDTKU

Playfair cipher: no keyword, kryptos, hydra, lhydra, medusa

FA 
EZQZEIQTRBQNMHFBGCHNGEYGBHWMT 
FKIEILIOKSONECZFTQCHKKTNPQQW 
WYUEQLYUYBLZSCRMRYKUYINAMUHYOEP

then

ME 
RDZUOUKVXFREGBFBGCLBPOUMBHSPN 
QDYOUADKNPQTBGVQNOSMDDISIQQW 
WQZOWSUZQYFWZAOYVUQZQDCSNORHKUI

then

ME 
LCZUYLHXZEQMGAAZUHMTICULBFFHO 
LCMYLSBOKNGKYFWLOTRMBBOQIQQW 
WTNHZPUNTRNWZFODXUNNTUIEIPMAQIV

then

RA 
M
CZUYMLZUKODMNALVHMTICVKAKFHP 
KCNYMTAIBNFQBDSKPOENBGVGUQQW 
WTNLOPUNTEGWZEPYZVNNTLPAHQMRSGW

then

FU 
IDMYXCLYZBUNGSFGIAGZICPBBFFPP 
KCLXCRAIBNGQBDWKPMGLBLERHQQW 
WTNFMHONTMVYDGEPYWNNTAHFIDNSQLD

Bifid cipher: no keyword, kryptos, hydra, lhydra, medusa

PC 
GDIVDXQVWDBQGYTKSYXFIFTLPBPMK 
KIIAAIPCIPLTOKZAFXGKSDPFGDHT 
GUBKUGDIYEUGXNTFBNVISRULOOYBPDZ

then

QB 
GDPTESVYXOFYPKTOVKXEGQBCQAQMH 
QDQSFHUSIQLOCTTSMXFQPCUENSLK 
SQWQTGDKTHTYTSKEGPLLRKUMIKQOUHO

then

NM 
EOMEFMUAWBYMLBAOXHWLFWSQNLNWG 
ZFZHZAHFHNVSTNGBAWMNRGBCUFRH 
STLNAEOMGANIBSHCOQEMRQVIWSGECGI

then

RD 
CVMKESVLWBHTKIRUXLUGMYSQRYNWN 
RMRBLRAEANVSTNNBAWMNEFGIHEEL 
ZTKNFCVMNRTGISLBVOAMEQWGXSFCKFO

then

NQ 
CPLKMGEOXEELKIORUOXFFXUXNPNWG 
ZFZBMHUFANVUZNNBAVANCALBWAGR 
RTINGCPLNSNKHRMBPQFHGQXHXRGCKMF

Four-square cipher: no keywords, kryptos-kryptos, kryptos-hydra, kryptos-medusa, hydra-medusa

L F K E Q Z E I U R W G Q N M H F B G C N S G E Y G B H B R
T F K F E I L I O K S O N E C Z F T Q C F I K T L O Q Q W W
Y U E Q L Y U Y B L Z S C R R W Y K U Y I N A M U H D T K U

then

S M B L W V L A A W Y N G R T O N I O K R I D F V S I P G D
Q U L C L A H L A T D U E I O W U Q H G S L Q V G Q U U X X
Z E F X G V E Z H S V Y G I C W V U E Z L K G T F B P A A V

then

T G C F W V M L A W Z H H M U I P D L K T T A F V N K K I D
Q P M N M L I F A O E P B I O W S Q K B T F Q V H L S U X X
Z U F X G V E Z I N V Y I T C W V P E Z L U H O G M P Q A V

then 

T G B A V V N L D B Z H I M U I L I M K U D B F W N K K I T
R P N N N L I F B O E P C I N W S Q F G T F T A I L S U W X
Z U I C F V E Z F C Y D K D B W W P E Z L U I O H M P Q D A

then

O H M B V V C N D D Z H T O P K F K B F P E M G W N K G I Q
R N H O C N T F R M U P S G H X N Q Q I O F O A T L S S W X
Z U D E Q V U Z A E Y D K A B Y W P U Z A Q I L S O E S O B

More artifact fragments.  It seems possible to rule out anything less than 5 letters as accidental.

Kryptosfan

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