This is a War Office pamphlet, issued mid-war, in 1943. Its purpose is to introduce sappers to mines commonly used by the British Army - and how to deal with similar devices set by the Germans. The devices described and illustrated cover British anti-tank; grenade; shrapnel and assorted booby trap switches. Enemy mines are covered in chapter 2 with anti-tank, Teller mine types; French anti-tank; Hungarian; anti-personnel German and Italian; and ignites.