Plate I is divided into 8 figures:

Figure 1 - forward body plan illustrating the stem post and proposed stempost for altering the Pantaloon yacht.
Figure 2 - the forward lines from stem to Station H illustrating the stem post and proposed stempost for altering the Pantaloon yacht.
Figure 3 - the forward longitudinal half-breadth illustrating the stem post and proposed stempost for altering the Pantaloon yacht.
Figure 4 - the after body plan for Pantaloon yacht.
Figure 5 - the after lines for the Pantaloon yacht.
Figure 6 - the parabolic midship section from extant drawings of Mr John White of Broadstairs, 1765-1775.
Figure 7 - Comparative sections of 10 and 18-gun Brigs
Figure 8 - a perpendicular obtained by 8ft & 6ft base.

The plan is embossed with a stamp from the Library of the Royal School of Naval Architecture.

This is a fragile plan.