GSGS (Series) ; 3907. "Second war revision 1940". "Popular edition style". "Published at the War Office, 1941." "Ordnance Survey, 1942". "Crown copyright reserved." "W.O. Cassini grid." "Sheet 32". Part of the Gordon Griffith fonds.
GSGS (Series) ; 3907. "Second war revision 1940". "Published at the War Office, 1941." "Crown copyright reserved." "Sheet 33". Part of the Gordon Griffith fonds.