Here are large images of the notes that the FBI is seeking help in decoding in a 1999 murder case from St. Louis. Think you've got a solution?
If so, contact the FBI at the address below or leave a comment on this story.
FBI Laboratory
Cryptanalysis and Racketeering Records Unit
2501 Investigation Parkway
Quantico, VA 22135
Attn: Ricky McCormick Case

