Scientific amusements . Fig. 103.—Mechanical Paper Bird—Manner of Construction. same movement may be made by holding the bird at ;//,and pulling its tail^ This toy requires little applicationto perfect—anyone hiay succeed in making it. 132 MECHANICAL TOYS, tie. TO CUT A CORD WITH THE HANDS. We have often seen grocers assistants and othersbreaking the twine which they have tied round parcels. Fig. 104.—Manner of cutting a Cord with the Hands. by a sudden pull, and you may have fancied this jerksufficient to break thestring. Well, try ; you will injureor cut your hands and will not break the end
Scientific amusements . Fig. 103.—Mechanical Paper Bird—Manner of Construction. same movement may be made by holding the bird at ;//,and pulling its tail^ This toy requires little applicationto perfect—anyone hiay succeed in making it. 132 MECHANICAL TOYS, tie. TO CUT A CORD WITH THE HANDS. We have often seen grocers assistants and othersbreaking the twine which they have tied round parcels. Fig. 104.—Manner of cutting a Cord with the Hands. by a sudden pull, and you may have fancied this jerksufficient to break thestring. Well, try ; you will injureor cut your hands and will not break the end. To succeedyou must get the cord into a certain position, which wewill tell you. MECHANICAL TOYS, ETC. 133 Place in the left hand the cord you want to break, andpass one end of it over the other in the form of a cross,and wind round the fingers the end forming the small armof the cross—you must leave it sufficiently long to makeseveral turns. The other end is then wound round the,right hand, with some distance between the two your arrangement be correct the string ought to forma Y in the centre of the hand, as seen in the lower part ofthe illustration. Then grasping the end tightly in theright hand as in the upper part of the cut, bring the, handsclose and jerk them quickly apart, and the cord will becut at the point of intersection of the arms forming the Y,which act a
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Keywords: ., bookcentury1800, bookdecade189, booksubjectscientificrecreations
