7(3 A P P E N D I X, No. VI. 



purchafed bj the contributions of the Society, and mul«. 

 tiplied under its direction ; and thus merely by the tem- 

 porary advance of a fmall fum of money by each contri- 

 butor, a great public benefit will be infured, without al- 

 moll the rilk of lofs to any individual of the Affociation. 



No. VII. 



(fojervations on the Advantages that might be derived 

 from Snow Ploughs *, by the Sheep Fariners in the 

 Highlands, and on the Increafe of Sheep Farms in that 

 Part of the Kingdom* 



IN Sweden, where particular attention is paid to the 

 public roads, and to the bed means of preferving then* 

 in repair, they have invented a very fimple machine for 

 clearing their roads of faow in the winter feafon, to 

 which they have given the name of the Snow Plough. 



It 



* Id Marfhall's Rural Economy of Norfolk, vol. i. p. 59. a fimilar ma- 

 chine is defcrbed among the other implements of hufbandry in that part of 

 the country, under the name of the Snoiv Sleifge. This beautifully fmiple 

 implement, he obferves, is ufed for uncovering turnips buried under a 

 tleep fnow. It is fimply three deals or other boards, from one to two 

 inches thick, ten or twelve inches deep, and from feven to nine feet long, fet 

 upon their ci'gcs in the form of an equilateral triangle, and flrongly united 

 with nails, or ftraps of iron at the angles, at one of which is faftened, by 

 means of a double flrap, a hook or an eye, to hang the horfes to. Thi5 

 being drawn over a piece of turnips covered with fnow, furrows up the 

 fnow into a ridge on each fidfe, while, between the ridges, a ftripe of tur- 

 nips is left bare, without having received any material injury from th5 



