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In the second part they have investigated the action of bichromate solutions of various strengths on thin sheet-steel, about 0.098 inch thick, which was cold-rolled and contained: Carbon, 1.144 per cent.; silica, 0.166 per cent.; manganese, 0.104 per cent. Four solutions were used.

This scout was to carry a generous frying-pan, made of sheet-steel to reduce the weight; another had to look out for the coffee-pot, which was also to hold enough for at least six thirsty campers. So it went on through the whole list of necessities. There were to be two messes of five or six each, and the second had a duplicate list of cooking utensils, as well as food to look after.

It acts on the order of a hot air furnace and can be used to advantage in new fireplaces or in old ones too much out of repair to be used without rebuilding. There is also the sheet-steel smoke chamber which comes complete with throat damper and smoke shelf and is put in place above the lintel where it extends to the point where the flue commences.

These returns, though they do not cover the whole of the industries, are sufficiently reliable to indicate the widespread character of short time. During August 1914, in slate quarries and china clay works, "there was a good deal of short time and some unemployment in consequence of the war"; in tin-plate and sheet-steel works, "short time was very general.

The slit is an inch wide and five inches long. It doesn't give much light, because the door is thick. It's about four inches thick, and is made of oak and sheet-steel, bolted through. The slit runs this way," making a horizontal motion in the air, "and it is four inches above my eyes when I stand on tiptoe.