« ΠροηγούμενηΣυνέχεια »
to the Station at D, drawing a Line by the Edge of the Index to the farther end of the Table, as Cd, where it runs off the Table; then because I can proceed no farther before I fhift my Paper, and put a clean sheet upon the Table: I take this fheet off, and with Mouth Glew, I glew another fheet to it at YY, then I put them both together upon the Table in this order; viz. I bring the Station C, to the Station B, upon the Table,, and fo faften them down with the Frame, fo that the Line zz, poffeffeth the place of the Line AB, fo that part of the Plot is yet upon the Table, viz. from C toe, and the reft of the Table being covered with fair Paper; then plant again your Table at the Sation C, laying the Edge of the Index upon that part of the Stationary Line, which was drawn before your Paper was shifted, viz. Ce, and extend it to D, upon your fair Paper, and then proceed to finish your Plot.
Note, There is another way to performthis work, viz. ly the Scales of equal parts upon the Frame of the Table, which is taught in feveral Authors.
To take the Plot of any Champion Field containing 2000, or 3000 Acres of Ground, by the plain Table, and yet never be forced to change your Paper.
You muftinthisCafe place your Infirament in every Angle, and fo get every Angle and its Sides, not regarding the Length of the containing Sides, as you ufe to do, then muft you meafure every Hedg, and as you were wont to lay the fame down by your Scale and Compaffes. Here you thall only write the Length of every Hedge upon the Lines drawn upon your Paper, and correfponding thereunto, fo have you finished, and you fhall never be forced to fhift your Paper, nor have the Lines to run off the fame, for you may draw them as long, or as fhort as you pleafe. Now when you come home, upon fome fheet of Paper, protract all the Angles one after another, as you found them in the Field, allowing by your Scale and Compaffes every Line its due Length: According as you find the fame, note thefe Figures upon the faid correfpondent Lines, and you will produce a Figure like, and Proportional to the Field propofed. This is most excellent for large Champion Grounds, and therefore worthy of Note.
How to know whether a Plot be truly taken, by proving the work at every Station; and in cafe of Errors how to find and Correct them, before you are too far past them, by the plain Table.
First, In the plotting any Field by the plain Table, belure to let your Station Marks ftand up in every hole till you have finished your. Plot and likewife Marks in moft of the material Angles of the Field, which by the following directions will inform whether you have done right or not; and in Cife of an Error committed, how to find where it is.
Second, When you are departed from your firft Station, and have proceeded to your fecond, and taken all your Angles by the way, and planted your Table at your fecond Station, in order to proceed to your third Station, and would know whether the work of your firft and fecond Station be right or not: Direct your fghts to one or more of the moft material Angles you took, as you proceeded from your fi ft to your fecond Station; and if the Edge of your Index cut the Angles upon the Plot, your work is fo far truly taken, otherwife
Third, When you have planted your Table at your third Sation, and taken all the
Angles by the way; then direct your fights to your firft Station; and if you find the Edge of your Index to cut your first Station upon your Plot, your work is exactly performed to your third Station, where you then are: But in cafe you cannot fee your firft Station mark from your third Station, or place of ftanding, then according to the laft Rule of directions, direct your fights to fome Angle in the Field which you have taken upon your Plot, and if the Edge of your Index, cut the fame Angle upon your Plot, your work is right, otherwife
Fourth,Likewife when your Table is rightly placed or planted at your fourth Staton, and all the Angles betwixt your third and fourth Station, being taken, caft your Eye into that part of the Field, you have plotted; and view which of your Station Marks you can fee that you are already come from, vis. either firft or fecond; as fuppofe you could fee only your fecond Station mark, then direct your fights from your fourth Station, or place of ftanding, to your fecond Station; and if the Edge of the Index cut the fecond Station upon the Plot, your work is fo far performed right, otherwife not; and if at any time you cannot fee fome one or more of your Beacons or Stationary marks, befides the laft you came from,that you have already paffed,
then make use of fome Angle,to prove your Plot by, as I faid before, and by obferv. ing this Method, 'tis eafie to know whether you have committed any Error or not, and if you have, how and fpeedily to find it before you be gone far paft it; which is fo. plain and eafie, that it needs no farther Demonftration.
The best way of Meafuring the feveral, and particular Quantites of Arrable Lands, Leys, and Meadows, lying in the open or common Fields, with foort Directions for the taking in and inclofing a Lordship.
When the Surveyor is to proceed about. the Survey of a Lordship, or Mannor, wherein the Lord and Free-holders are agreed to improve it, in laying each Mans Land together; it will be convenient to begin at one fide of the Field, and there fet down the name of your firft Furlong ;in a Book of a Quire of Paper, where-in each Page is divided into fix Columns, fo as the two firft towards the Left-hand fhall ferve the Breadth of the Land at each end; the third or greater Column, fhall contain the number of every Mans Lands, and alfo his Name; and the 4th, 5th, and 6th, for the reduced Length, Breadth, and Quantity