. The natural history of the farm : a guide to the practical study of the sources of our living in wild nature . Natural history. 88 NATURAL HISTORY OF THE FARM. and timing the disappearance first of flame, and then of red glow. 3. The burning quality of the same kind of wood in different con- ditions, green â and dead, sapwood and heartwood; dead wood wet and dry, sound and punk; pieces from knot and from straight-grained por- tions, etc., may be tested as in Fig. 47. Rubbing sticks for , fire-making: a, drill-socket, paragraph I. to which pressure is applied . ,11 r with the left hand (a pin
. The natural history of the farm : a guide to the practical study of the sources of our living in wild nature . Natural history. 88 NATURAL HISTORY OF THE FARM. and timing the disappearance first of flame, and then of red glow. 3. The burning quality of the same kind of wood in different con- ditions, green â and dead, sapwood and heartwood; dead wood wet and dry, sound and punk; pieces from knot and from straight-grained por- tions, etc., may be tested as in Fig. 47. Rubbing sticks for , fire-making: a, drill-socket, paragraph I. to which pressure is applied . ,11 r with the left hand (a pine 4. Ancient methods of starting a knot with a shallow hole in « , .. , -i ⢠, -i ⢠, it will do for this); b, the fire may be demonstrated m the mter- drill, an octagonal hardwood .. ... ., . r ,t ⢠i stick about fifteen inches vals while waiting for the pieces used long; the top should work , , 1 smoothly in the drill socket; 111,2, and 3 to bum OUt. With the C inelastic bow for rotating .. ⢠j- drill, it is moved horizon^ apparatus shown in figure 47 any- ally back and forth with the , ~ , - . ,. - right hand; its cord, d, is a one can start a fire by friction of one leather thong with enough . r - ,- - slack to tightly encircle the piece of wood upon another and care- driii once; e, fire board of ,. ., . ,, ~ -,. - dry balsam fir, or of cotton- fully nursing the first resulting spark. wood root, or even of bass- .-,.,. , 1 , i 1 , ⢠1 1 wood, observe how the Flint and steel and tinder may also notches are cut with sides - , . .. be tried. flaring downward; a little pit to receive the point of the fire drill is at the apex of each one; J is a used-out notch; 2 is yet in use; 3 is a new unused notch. The rotating of the drill with pressure from above rubs off a brownish wood powder which falls beneath the notch and smokes, and then, with gentle fanning, ignites; A dry piece of punk should be placed beneath the notch to catch it, and some fine tin
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