Norrtalje.se
The Roslagsleden trail leads you from Danderyd in the south to Grisslehamn in the north. For detailed information about the trail's route, attractions and accommodation and so, there is a hiking guide and map for sale at the Tourist Office. The guide is available both in Swedish and English.
More information at the Tourist Office Visit Roslagen:
Go to Visit Roslagen's site about the map of the hiking trail Roslagsleden
This is how the right of public access (allemansrätten) works in Sweden