Shows state and provincial boundaries, cities, four classes of railways and six classes of roads throughout Italy.
Relief shown by contours and spot heights.
Contours at 50 and 100 meter intervals; some sheets have layer tints.
Some sheets include index to adjoining sheets, comparative index, area revised from air photos, compilation data, etc.
Insets included on some sheets.
Sheets have individual titles.
Set includes about 300 sheets with various issues of some; some reproduced by various units of Allied Forces (A.F.), some by units of Middle East Forces (M.D.R. 540) Some, reproduced by U.S. Army Map Service, have series designation: Provisional G.S.G.S. 4164.
GSGS 4164. AMS M691.
Set complete in 310 sheets.
Based on Carta topografica of Istituto geografico militare.
"Longitudes are based on the meridian of Rome, which is 12°27'7.1" east of Greenwich."