AMS M791 (GSGS series 4229). AMS 2. Copied from an Istituto Geografico Militare map dated 1907. The sheet shows revision to principal communications up to 1939 from smaller scale maps. Information shown in black is taken from smaller scale material and its position is approximate. Road classification is NOT based on reconnaissance, reliability is uncertain. Reproduced by 13 Corps Fd. Svy. Coy., R.E. Oct. 1943 from 3rd Edition W.O. Kodalines and partially revised from Air Photographs dated Sep. 1943. The meridians are based on the meridian of Rome, which is 12 degrees, 27 minutes and 7.1 seconds east of Greenwich. Contours at 10 metres interval. South Italy Grid "Blue".