The are some records for Cork Customs and Excise at ports gung back to the 13th century. These records show a reliance on the old dependables tobacco and alcohol.
Some Cork Customs Records:
https://docs.google.com/spreadsheets/d/1K9FbQLKPjRm9HLMNy99__AAMLmis519psiSvcP71Rts/edit#gid=0
Patent Appointing Cork Customs Officers.
https://wordpress.com/block-editor/post/durrushistory.com/30396
Extract from letter ‘Very Bad Mutton and Beef, you Can’t Conceive of the Wretchedness of it’, of Godwin Swift (Customs Man), 16th May 1757 from Crookhaven, West Cork, Ireland.
https://wordpress.com/block-editor/post/durrushistory.com/27458
Transcribed in 1878 by Richard Caulfield:
https://wordpress.com/block-editor/post/durrushistory.com/35121
The Collector of Baltimore seems to be Dominic Nagle maybe of the North East Cork family, Nano Nagle, Edmund Burke connected.
West Cork History 