CHAP. XLVI. (Book 46)
The Description of the Line of Numbers, or Gunters Line. (Book 46)
THis Line commonly on your two foot Rule is in two parts, and each of these two parts divided into 9 unequal parts, which be called Primes, or Integers, or whole Numbers, and are distinguished by these Figures; the first part to the left hand hath 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10: Now this Middle one, which I call 10, is also but one, as the line may be read: and then the second part to the Right hand is also 1, 2, 3, 4, 5, 6, 7, 8, 9, 10: Now this last part I shall for di∣stinction call the Second Part, and then each of those Integers from the first one to the middle, is subdivided into 10 unequal parts, and from the middle one to 10 at the end of the Second part, between eve∣ry