"Yes," replied Sowerby, unperturbed, and turning over to the next page. "It was hired form Messrs. Wickers' garage, at Canning Town, by the week. The lady who hired it was a Miss Dorian, a French lady. She gave no reference, except that of the Savoy Hotel, where she was stopping. She paid a big deposit and had her own chauffeur, a colored man of some kind.

"Is it still in use by her?" snapped Dunbar eagerly.

"No, Inspector. She claimed her deposit this morning and said she was leaving London."

"The cheque?" cried Dunbar.

"Was cashed half an hour later."

"At what bank?"

"London County & Birmingham, Canning Town. Her own account at a Strand bank was closed yesterday. The details all concern milliners, jewellers, hotels and so forth. There's nothing there. I've been to the Savoy, of course."

"Yes!"

"A lady named Dorian has had rooms there for six weeks, has dined there on several occasions, but was more often away than in the hotel."

"Visitors?"