Planning application index map: County Series Town plan: Douglas 3 Index map for planning applications submitted for property and land in Douglas (north part of the town including Onchan and Governor's Bridge areas). Each property subject to a planning application has been outlined in ink and the planning application reference number written on the map. Some of the annotations on the map are difficult to read. The map and its header strip has been marked with the equivalent National Grid square references: SC3877, SC3878/79, SC3977 and SC3978. When searching for planning applications, researchers should also consult the maps in S90/1, S90/3 and S90/4. 1930s-1950s