314 On the Smut in Wheat.[Nov-

be ground. B, is the axis of the ball, or inner part of the mill, which may be made of wrought or caſt-iron. C,;, is a conical covering, which prevents the materials to be ground from lodging on the cap, which may be made of wood, tin; or ſheet-iron. D, D, is a looſe cap which faſtens and ſecures the looſe teeth of the ball, or inner part of the mill, by means of four ſcrews repreſented by h. E, repreſents one fide of the ball or inner part of the mill, filled with teeth. G, ſhews one-half of the inner part of the mill without teeth, wherein may be ſeen the manner in which the teeth are kept in their places. d, d, fhews the ſubſtance of the metal, which is of caſtl-iron. H, H, ſhews the bottom flang that holds the teeth, and is caſt with the body part Of Meicone: 14: ms 4 ſhews the outer cylinder, which is caſt altogether, and ſhews ;n what manner the looſe teeth, F, F, are fixed in it. 1 KF a flang which faſtens or holds the looſe teeth of the outer part of the mill and by means of ſix ſcrews, as ſhewn by figure 3d. K, K, is the bridge which carries the inner part ofthe mill, and is faſtened to the outer cylinder by means of two ſcrews c, c- L,is the lower part of the axis. M, isthe braſs ſtep on which the axis works. N, is a place in which the regulating ſcrew works, and is made of wrought-iron. O, the regulating ſcrew. Figure 2d repreſents the under ſide of the outer cylinder with the bridge K, and the box which contains the braſs ſtep M. Figure 4th, repreſents one of the looſe teeth on the outer part of the mill. Figure 5th, repre« ſents one of the teech on the inner part of the mill. Theſe teeth may be made of caſt-iron, wrought-iron, or ſteel, or any metal.or materials that may be thought moſt proper. “Theſe mills or machines are not confined to any preciſe form or ſhape, and may be made of any metal or materials I may think moſt ſuitable; they may be worked either as hand-mills, or horſe-mills, or by any other power that can be applied te them. In Witneſs whereof,&c.

ON THE SMUT IN WHEAT.

To the Editer of the Agricultural Magazine.

SIR,

WAS well aware when I wrote my laſt letter in your

Magazine, that it might be referred to by ſome of your quick-ſighted correſpondents. I now ſee it is by Agricola Northumbrienſis, who ſays,“ The ſmut in wheat being very prevalent this year, will furniſh its adverfaries with a powerful argument: for, on the lands of farmers who take equal pains, in all ſeaſons, in chuſing and preparing the ſeed, we cannot on this hypotheſis account for the greater prevalence of ſmut in one year than in another:" now; after

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