“You want to go home, no doubt, Doctor,” he remarked as we emerged.
“Yes, it would be as well.”
“And I have some business to do which will take some hours. This business at Coburg Square is serious.”
“Why serious?”
“A considerable crime is in contemplation. I have every reason to believe that we shall be in time to stop it. But today being Saturday rather complicates matters. I shall want your help tonight.”
“At what time?”
“Ten will be early enough.”
“I shall be at Baker Street at ten.”
“Very well. And, I say, Doctor, there may be some little danger, so kindly put your army revolver in your pocket.” He waved his hand, turned on his heel, and disappeared in an instant among the crowd.
I trust that I am not more dense than my neighbours, but I was always oppressed with a sense of my own stupidity in my dealings with Sherlock Holmes. Here