The Reports of the Commissioners, Appointed to Examine, Take, and State the Public Accounts of the Kingdom, by William Molleson and John Lane. - London, Cadell 1783-87

In the Landing Surveyor's Office One Credit Book is kept for each Station: After
the Ship is cleared, and the Books of the ... tell the exact Wantities: If he makes an
Over-entry he must recover the Duties over-paid by a Certificate of Over-entry, ...