Ordnance Survey Six Inch: CCLX N.W.
The CCLX N.W. sheet — originally surveyed in the mid-1800s as the part of the Yorkshire 260 sheet — covers Beaumont Park, Blackmoorfoot Reservoir, Crosland Moor, Linthwaite, Netherton and South Crosland.
A high-resolution coloured version of the 1908 map can be viewed here and is also available to purchase at our online shop — the income will be used to help secure more historic materials for this web site.
During the Second World War, the German Military High Command prepared a map (BB9AC) based on this sheet, which included markers to locations of strategic interest.