13 : Police WorkWhile the discovery that Linda was away in Paris and had been there for several days pursuing her own line of investigation shook the inspector’s conviction of her guilt in the second outrage at Little Venice, it did not completely dispel it by any means. He was set back rather than defeated, and retained an official reticence until the facts should be assembled and his theory triumphantly proved. Dr. Fettes repeated his opinion that Mrs. Potter’s death was due to asphyxia and refused to say more until after the post-mortem. Belle retired to the house with Lisa, and the forlorn little studio was left in charge of the police. Mr. Campion was there, silent, observant, and marvellously unobtrusive, while the dreadful formalities were accomplished. In the beginning Oates wa