Gibraltar.
Great Britain.Ordnance Survey.
Great Britain.War Office.
Southampton : Ordnance Survey,
1941-1954.
Various eds. Some sheets have a red overprint "shewing boundaries.
Special printings for the War Office.
Some sheets have the letters D.F.W. in lower left margin.
Incomplete: Wanting sheets I, XI, XXI, XXIII, XXIV, XXVIII