But Ivery did not rise to the fly, and though he had a dozen agents working for him on the quiet he could never hear of the name Chelius. That was, he reckoned, a very private and particular name among the Wild Birds. However, he got to know a good deal about the Swiss end of the 'Deep-breathing' business. That took some doing and cost a lot of money. His best people were a girl who posed as a mannequin in a milliner's shop in Lyons and a concierge in a big hotel at St Moritz. His most important discovery was that there was a second cipher in the return messages sent from Switzerland, different from the one that the Gussiter lot used in England. He got this cipher, but though he could read it he couldn't make anything out of it. He concluded that it was a very secret means of communication
