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.