According to Skelton & Tooley (#13) the imprint is indicative of the 1st state of the North American Pilot. While several maps in the North American Pilot were previously published, the Chaleur Bay map was not. Notes underwater features and fishing banks.
Surveyed to support enforcement of fishing rights as outlined in the Treaty of Paris (1763), Cook and Lane's survey of Newfoundland took 3 years. This work and the resulting map established Cook's reputation and directly led to his command appointment of the Endeavour and subsequent South Pacific expeditions for which he is most famously known.