Related Clues:
- Cryptograph
- Message in cipher
- Some original characters from Colin Dexter, such as Morse
- Fake drug regulations
- Point to fish's secret language
- Cryptogram
- Means of settling energy regulations
- Drug given to fish? There's a set of rules
- Laws that can only be broken by an expert
- The secret language of fish -- English!
- Chapter and verse for what's character-changing?
- Scramble, as a secret message
- Make secret garden, almost penetrated by officer
- Almost finished penning military leader's cipher
- See 62 Down