He twisted the car across the bridge and brought it to a standstill close beside the sluice-keeper's cottage. The man came out to see what was wanted and was lured, without difficulty, into a desultory conversation, beginning with the weather and the crops and going on to the Wash Cut, the tides and the river. Before very long, Wimsey was standing on the narrow wooden foot-bridge that ran across the sluice, gazing down thoughtfully into the green water. The tide was on the ebb and the gates partly open, so that a slow trickle ran through them as the Wale water discharged itself sluggishly towards the sea. "Very picturesque and pretty," said Wimsey. "Do you ever get artists and people along here to paint it?" The sluice-keeper didn't know as he did. "Some of those piers would be none the

