Medium: Pen and ink on paper
This drawing describes the boundary of Northamptonshire with Huntingdonshire, the border being indicated by a red dotted line near the right margin of the sheet. The River Nene is highlighted in blue at the upper left. North of the river valley, Rockingham Forest is represented by stippled treetops. The landscape between the Nene and Welland Valleys comprises farmland, open pasture, villages and pockets of woodland.