three peaks
Subtitle: Whernside, Ingleborough and Pen-y-ghent, showing part of National Park boundary and Pennine Way.
Series: Outdoor leisure map
Publisher: Ordnance Survey
Published: 1982
Place of publication: Southampton
Language: eng
Notes: '... derived from Six inch county series maps and... partially and selectively revised during the period 1938-72, Selected revision 1977,1982'.