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The practical gauger
arithmetical and instrumental: by lines commonly put on four-foot rules; usually made for the use of the officers in the duty of excise. With the full application thereof in whatsoever may concern a gauger in his geometrical affairs, for all sorts of close or open vessels. With plain directions to extract the square and cube-root by arithmetick. And the line of proportion made more easie and familiar to any capacity, than hitherto hath been. By John Brown -
The line of proportion or numbers, commonly called Gunter's line, made easie
by the which may be measured all manner of superficies and solids, as board, glass, pavement, timber, stone, &c : also how to perform the same by a line of equal parts, drawn from the centre of a two-foot rule : whereunto is added the use of the line of proportion improved, whereby all manner of superficies and solids may both exactly and speedily be measured without the help of pen or compasses, by inspection, looking onely upon the ruler