Relief shown by 5 and 25 m. contour interval and spot heights. Reprint of 1945. "9-45." "Geographical Section, General Staff, No. 3789. Published at the War Office 1927. First GSGS Edition (AMS 1), 1926; Third GSGS Edition (AMS 2), 1944; AMS Revisions (AMS 3), 1944."