By Norma Gleason
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Additional resources for Cryptograms and Spygrams
53# # + 305 ) ) 6 * ; 48 26)4# • )4#) ; 806* ;48 + 8 /60 ) ) 85 ; 1# ( ; : #* 8 +83 ( 88)5* + ;46( ;88*9 6 * ? 34; 48)4# #? ; Cipher. # + /( ) - 42 Cryptograms and Spygrams Taking a frequency count, you would write the following fre quencies over the cipher alphabet: 0 - 6 , 1 - 8 , 2 - 5 , 3 - 4 , 4 - 1 9 , 5 - 1 2 , 6 - 1 1 , 8 - 3 3 , 9 - 5 , *- 13, : —4, . - 1 , ; —26. - 3 , # - 1 6 , + - 8 , 1 -2 , ( - 1 0 , ) - 1 6 and - - 1 . The letter appearing most frequently in a sim ple substitution crypt is usually E.
Oratory R F K R W V K S Y R F A U E K H C V Y D A H K I 0 K W A Y A R F I R R F K WK Y A R U U E C D F V K J T R F R U R F K Y W A H K K D F K A I J X J U R K J U C T F X K H R F. Q U C Q (Clues: Remember what digraph is often of high frequency? Here it is again. After guessing at that digraph and then at the first word of the crypt, you may be able to solve this without further help. ) 8. The Gold Bug Cipher In 1843 Edgar Allan Poe won a $100 prize for his story “The Gold Bug,” the plot of which hinges on a mysterious cipher.
Restinge your servant to command. R. T. ” A Tangled Tale This cipher is named after its inventor, Sir Francis Bacon, the English philosopher and statesman. Bacon was greatly inter ested in cryptology. Some authors say Bacon invented the cipher so he could write notes on his scientific discoveries and keep them secret. In the form Bacon suggested, the cipher is intended for let terpress printing. The printer must use two slightly different type faces, but not so different as to be noticeable to the casual reader.
Cryptograms and Spygrams by Norma Gleason