Changes to 'Zebra' Pedestrian Crossings 1971
S.I. 1971/1524
Made by Zebra, Pelican and Puffin Pedestrian Crossings Regulations and General 1997
2 changes. All changes to 'Zebra' Pedestrian Crossings 1971
From legislation.gov.uk's record of changes, the official one: see it there.