Mr. Campion took the slip without a flicker on his pale face. It was a priority call from the Saltbridge police asking for information from anybody who saw the transfer of a heavy object from a gray-green, old-model open sports car, one of whose letters of identification was a “Y,” to an empty Baker-Arnold lorry with a black plastic curtain hanging loose over the open back, registration GTZ 4678. The change was thought to have occurred outside the Green Man Cafe, Morton, Middlesex, at approximately six-twenty a.m. the previous morning. Witnesses were asked to call either the North London or Saltbridge police. Thos was inclined to take a proprietorial pride in the speed of the maneuver. “In the last few years we’ve took wings!” he said modestly. “You’ve only got to think of your own work

