England, South East and Central London, schaal 1 inch to 1 quarter mile ( 1 : 253.440 ), Ordnance Survey of Great Britain, war revision 1940, GSGS 3957

England, South East and Central London, schaal 1 inch to 1 quarter mile ( 1 : 253.440 ), Ordnance Survey of Great Britain, war revision 1940, GSGS 3957, gedrukt op linnen. Bijzonderheid : RAF vliegvelden uit de tijd van de Battle of Britain zijn in rood overgedrukt, Pen opschrift : " Map issued in 39-45 war to L.F.S. 5 A.A. Division R.A.Div. area coverd whole of S.E. England from Reading to Southampton water to Dover and Thames Estuary - excluding London. In these days all gun sites mobile + constantly moving in a division still organised on a field gunnery basis "