Page:Petty 1851 The Down Survey.djvu/51

 of the armye's extraordinary and voluntary contribution of above four pounds more.

7thly. There is to be a reimbursement out of this allowance of all the charge of the gross survey now in hand, which probably may amount to above three thousand pounds; whereas, tis uncertaine whether the whole will amount to seaven times as much, which reduces the allowance under six pounds.

8thly. Nothing is allowed for vast scopes of unprofitable land, and but bare three pounds for Crowne, church, and corporation, and other lands reserved to the State. I offered afterwards to doe the whole for 2600li gaines.

When this difficulty was over, and the agreement seemingly made, it was then urged that the Dr should discover to the Councill and army by what means he should hope to bring this undertaking to pass.

The which discovery was assented unto: provided that, uppon satisfaction given therein, the security of ten thousand pounds should be either dispensed with or lessened.

In order whereunto he offered: [1st] to produce such instruments for surveying as he had allready made in Dublyn, with the workemen he had instructed to make more.

2dly. He divided the whole art of surveying into its severall parts, viz.: Ffield worke; 2, protracting; 3, casting; 4, reducing; 5, ornaments of the mapps; 6, writing fair bookes; 7, examination of all and every the premisses; withall setting forth, that for the speedier and surer performance he intended to imploy particular persons uppon each specie, according to their respective fittness and qualifications.

3dly. That he had, by a more distinct, methodicall, and comprehensive ffield booke; by removing some entanglement in the card wherein the needle playes; by exterminating the use of triangles and intermixt multiplication in the casting up of the superficiall content, much facillitated the whole practice of surveying.

4thly. That by keeping a magazine of all necessary, and breeding more artists then he should need, he hoped to obviate the danger of negligence, unfaithfullness, &c., in those whom he should employ.

5thly. That uppon the field worke, it being a matter of great drudgery (to