Siam (Kra Isthmus) 1 inch to 1 mile /
Great Britain.Army.Indian Field Survey Company, No. 1.
Great Britain.War Office.General Staff.Geographical section.
Great Britain.Ordnance Survey.
[London] : Svy. Dte. H.Q., ALF.S.E.A.,
[1945?-
Relief shown by contours and spot heights.
Later sheets issued by the War Office, and have series designation:  GSGS, no. 4670.
Sheets individually titled and numbered, e.g.: B Kantang, HIND 604, Sheet B-47 D/11.
Marginal diagrams show: index to adjoining sheets, area and position of sheet.
Includes notes and glossary of topographical terms.
Graphic index in central GSGS file.
Covers Kra Isthmus (Thailand) only.