Page:The Highway Code 1931.djvu/19

 No. 3. To BRING ON a vehicle from his front, the constable looks towards the driver and beckons him on with the right hand and forearm, which should be raised well above the shoulder.

No. 4. To BRING ON vehicles from his right or left, the constable looks towards the driver for whom the signal is intended, and beckons him on with the right (or left) hand and forearm, which should be raised well above the shoulder.

Note that the constable does not turn his body, because he may be holding up vehicles in front of him and behind him. 17