"I see," Holmes says slowly, frowning. "I would, of course, be happy to help decipher the signature. I know several techniques that might be useful. And perhaps the name will give you some insight in and of itself." He shrugs. "We could always say we're doing research." He's tried to make time-lines with all the different people here in Margate. It ended up in the most frightful muddle. "If the gentleman seems to be fading, I have access to medicines that aren't available through normal channels. You have only to ask if you require them. But for the nonce, if you believe he is all right...perhaps he will come out of it on his own."