“It was on the night when the Harmon murder was found out, through father, just above bridge. And just below bridge, as we were sculling home, Riderhood crept out of the dark in his boat. And many and many times afterwards, when such great pains were taken to come to the bottom of the crime, and it never could be come near, I thought in my own thoughts, could Riderhood himself have done the murder, and did he purposely let father find the body? It seemed a’most wicked and cruel to so much as think such a thing; but now that he tries to throw it upon father, I go back to it as if it was a truth. Can it be a truth? That was put into my mind by the dead?”

She asked this question, rather of the fire than of the hostess of the Fellowship Porters, and looked round the little bar with troubled eyes.

But, Miss Potterson, as a ready schoolmistress accustomed to bring her pupils to book, set the matter in a light that was essentially of this world.