CHAPTER SIXTEEN“I insist Mrs. Colton is the murderer,” said Mr. Pinkerton.
They had discussed the case at dinner. Bull had told the little grey man about his interview with the Royces and their servants, and his seeing Agatha and Michael at the Strand Corner House. Then he remembered he had not told Pinkerton what he had done the day before, so he began at the beginning and went over everything again.
“I still insist that Mrs. Colton is the woman.”
Dinner was over and they were sitting upstairs in Inspector Bull’s dark brown den with the green desk lamp. It was fairly quiet. They could still hear the clatter of pots and pans in the scullery where “that girl”—as Mr. Pinkerton called her—was washing up.
Inspector Bull scowled.
“I don’t believe it,” he said. “That’s what every clerk and
