But why Davis?
He examined the signature closely.

The girl, unexperienced in the art of subterfuge, had started to write her name, and had gotten to the D in Duke, when the thought of disguise had come to her.

Yes; there was an unusual break between that first letter and the rest of the name.

Carlia had been here.

He was on the right track, thank the Lord! Dorian enquired of the hotel clerk if he remembered the lady.