M N. The horizontal curve of the second transom: it is prolonged into a water-line, N 8 7.
k O. The horizontal curve of the third transom, which is also prolonged into another water-line, O, n, U, p, Q.
m O P. The plane of the fashion-piece, as canted aft.
⊕ W U. The plane of the midship-frame.
a, b, c, d, e, f, h. The planes of the timbers before the midship-frame.
1, 2, 3, 4, 5, 6, 7, 8, 9. The planes of the timbers abaft the midship-frame.
X X. The figure of the upper-rail of the head.
C Y. The projection of the knee of the head.
The Third horizontal ribband, is marked on the plate.
a a. The projection of the cat-head.