GSGS series 4228. Third Edition. Italian Istituto Geografico Militare map dated 1938 and revised from Air Photographs dated August 1943. Revised by 49 Survey Coy. S.A.E.C and reproduced by N2 Litho. Sec. M.M.P. and P. Coy S.A.E.C. att., November 1944. North Italy Grid.
