Part, §

1 Int    | here and there.~ ~There are three copies of this work in London:
2 Pre,  7| already been constructed at three different places in England,
3 Exp    |   injection tap by means of three adjustable iron pins. When
4   I,  3|     the inside of that door three strong men who are pressing
5   I,  3|  outside the same door also three men of equal strength in
6   I,  3|   be able to remove all the three men from the outside, then
7   I,  3|     the strength of all the three said men pressing upon the
8  II, 14|  calibre or diameter as the three sets of the mine; out of
9 III, 35|     by 600 men, working for three whole days and nights /