. 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 OP THE FARM. and timiiig the disappearance first of flame, and theti of red glow. 3. The burning quality of the same kind of wood in different con- ditions, green 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 , . ,, â ⢠r , , â with the left h
. 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 OP THE FARM. and timiiig the disappearance first of flame, and theti of red glow. 3. The burning quality of the same kind of wood in different con- ditions, green 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 , . ,, â ⢠r , , â with the left hand (a pine 4. Anacut methods of startmg a knot with a shallow hole in ^ , ^ ,,.,â¢, 1 ⢠. it will do for this); b, the tire may be demonstrated m the mtcr- arill. an octagonal hardwood ^ ,., .,. r,i ⢠t stick about fifteen inches Vals WhllC WaitUlg for the piCCeS USCd long; the top should work 1 . i , .1 smoothly in tlie drill socket; n I, 2, and 3 tO bum OUt. With the c, inelastic bow for rotating , - ⢠^ drill. It is moved horizont- apparatus shown m figure 47 any-- ally back and forth with the , , /- i ,⢠â , ⢠i- right hand; its cord, d, isa One Can Start a fire by fnction of one leather thong with enough . - - , - - slack to tightly encircle the picce ot wood upon another and care- drill once; e, fire board of , ,, , ,i /^ , i,. ^ dry balsam fir, or of cotton- fully nuTsmg the first rcsultmg Spark. wood root, or even of bass- t-m ⢠, i . i i , . i i wood. Observe how the Flmt and stccl and tmder may also notches are cut with sides - j ⢠i be tried. flaring downward; a little pit to receive the point of the fire drill is at, the apes of each one; j is a used-out notch; 2 is yet in use; j 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, aivjl then, wilih gentle fanning, ignites. A dry piece of punk should be placed beneath the notch to c
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectnaturalhistory, booky
