 Old Cumbria Gazetteer
  Old Cumbria Gazetteer|  |  |    | 
| earthwork, St John's Castlerigg etc | ||
| suggested | ||
| locality:- | Castle Crag | |
| locality:- | Shoulthwaite | |
| civil parish:- | St John's Castlerigg and Wythburn (formerly Cumberland) | |
| county:- | Cumbria | |
| locality type:- | earthwork | |
| coordinates:- | NY29971883 (about) | |
| 1Km square:- | NY2918 | |
| 10Km square:- | NY21 | |
|  | ||
| evidence:- | old map:- OS County Series (Cmd 64 15) | |
| source data:- | Maps, County Series maps of Great Britain, scales 6 and 25 
                  inches to 1 mile, published by the Ordnance Survey, Southampton, 
                  Hampshire, from about 1863 to 1948. "FORT (Remains of)" | |
|  | ||
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