Pubhlished Feb. 28.185:
THE
AGRICULTURAL MAGAZINE.
No: LXVU.] FEBRUARY, 1805.[NoBNUE,
MR. I1ILLBBRT/S:>*EXPANDING: HORSE HOE AND EFLOUCGH, WITH ATPLATE, Zo the Editor of the Agricultural Magazine.
SIR; Londzn, Feb. 17, 1805. HE Machine, of which I now gend you a drawing, was presented by Mr. Illbert, many Years ago, to that useful body, the Society instituted at London for the Encouragement of Arts, Manufactures, and Commerce, and is certainly a valu- able implement in husbandry, answering both the Purposes of 2 horse hoe and plough. j
As I dd not recollect that any engraving or description of it bas been given, either by that SOCIety, or in any publication, I am of opinion you will render essential service to your Ccorres- Pondents by inserting an engraving of it in your useful Ma- gazine,
"The length of the beam is Six feet three inches, its breadth four and an half inches by three inches, the handles with the mold boards are five feet six inches long, the bottom- piece three feet long, and in thickness four and a half inches by three inches, and the back-piece, or. centre upright betwixt the two mold boards, is two feet five inches bigh by four and a half inches Square."The proportions of the other parts may: be ascertained by.an inspection of the drawing.
"Phis machine is applicable to the boeing of potatoes, turnips, and Such an infinite variety of other agricultural purposes, as 1 am certain will, upon trial, render it a beneficial instrument to the farmer.
Tams Sir,"Se. “2 WE ROLYAT.
DESCRIPTION OF MR. ILLBERT'S HORSE HOE AND PLOUGH.
Fig. 1. Gives 4 Pperspective view of the.machine,; where A is the beam, B the end to which tlie horse is fastened by the ring in the bridle or muzzle, C to which the Swingle tree is to be fixed. The other end of the beam is morticed at D into the upright piece, 25 is more fully Shewn in figure 2, where the Same letters describe the corresponding parts..
F The coulter placed in the beam,
G"The Share, which is Sharp pointed, and widening from the Point in a triangular form, Something Jike the head of an antient arrow.
dg. Mag. Yol. 12, M