If the other allowed him to walk on, and had not seized him as yet, it was, judging from all appearances, in the hope of seeing him lead up to some significant meeting-place and to some group worth catching. This delicate operation is called “spinning.”
What renders this conjecture entirely probable is that the buttoned-up man, on catching sight from the shore of a hackney-coach on the quay as it was passing along empty, made a sign to the driver; the driver understood, evidently recognized the person with whom he had to deal, turned about and began to follow the two men at the top of the quay, at a foot-pace. This was not observed by the slouching and tattered personage who was in advance.
The hackney-coach rolled along the trees of the Champs-Élysées. The bust of the driver, whip in hand, could be seen moving along above the parapet.
One of the secret instructions of the police authorities to their agents contains