Thomas Dineley, Secretary to the Duke of Beaufort, accompanied him on his progress through Wales in 1684 to board ship for Ireland to take up the position of Lord Lieutenant.

Dineley's manuscript Diary lay unpublished for almost 200 years before being published in the 1880s. This view, dated and with a key, shows the last phase of Sir John Wynn's original road (key item C) crossing the face of the mountain.