P210 CEEFAX 210 Tue 29 May 21:17/35       Ten pickets weti arrested and a lorry drivjt injured at Glasson Dock in Lancaster. The drivjt was hurt when a missile smashed his windscreen as hj was moving his vehicle near the entrance. As a result, the lorry - which was being used to transport coal - ran out of control hitting a numbjt of parked cars. News index 102/202 Newsreel 119/219