"Camouflage" is that which conceals: it is a fraud, and speaketh not the truth. I am not even certain whether it is a noun or a preposition, but the point is immaterial. Along with other canons of military matters, its virtue lies in its application rather than in its etymology. What the eye doth not see the trench mortars do not trouble is as true to-day as when Noah first mentioned the fact; and camouflage is the application of this mighty dictum.
The value of any particular piece of camouflage depends entirely on its capability for deceit; but to the youthful enthusiast I would speak a word of warning. I have in mind the particular case of young Angus MacTaggart, a lad from Glasgow, with freckles and a sunny disposition. He was a sapper by trade, and on his shoulders there devolved, on one occasion, the job of covering a trench mortar emplacement with a camouflage of wire and grass which would screen the hole in which sat the mortar from the prying gaze of Hun aeroplanes. It was a deep hole, for the mortar was large; and the screen of wire was fastened to a framework of wood. When the gun wished to do its morning hate, a pessimistic individual first scoured the heavens with his glasses in search of Hun planes. If the scouring revealed nothing, the screen was lowered, and the gun was made ready. Then the detachment faded away, and the gun was fired by a man of great personal bravery by means of a long string. Ever since the first trench mortars, which consisted of a piece of piping down which a jam-tin bomb was dropped, in the hopes that
