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To part off any portion of a Field in form of a Square.

RULE. Reduce the given quantity to links, and extract the fquare root, which will be the length of a fide of the fquare required.

It is required to part off 2A 3R 1P on the line AB, from C towards B in form of a Square.

A

525

525

D

B

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PART THE SIXTH.

TO SURVEY SEVERAL FIELDS TOGETHER

WITH THE CHAIN.

THE foregoing methods of furveying are best adapted for fingle fields; but if feveral fields or a lordship is to be furveyed, the field-book must be kept in a different manner.

To render this method as easy to be understood as poffible, I fhall give examples of fingle fields firft, and then of feveral together.

The pages of the field-book must be ruled into three columns it is beft to begin taking notes at

:

the bottom of the laft page and write upwards.

To furvey the Triangular Field ABC.

C

A

B

Place three marks at the angles A, B and C, begin to measure at A towards B, allow the length

of AB to be 1785.

will ftand thus:

The notes in the field-book

Left of B

1785 AB

begin at A

Measure BC, allow its length to be 907, write this above the laft notes thus:

Left of C

907 BC

L of B

1785 AB

begin at A

Measure the other line CA 1400, which write

above the last notes thus:

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