Sketching of the appeaerance and rigg of Portuguese fishing boats.
"A sketch of the appearance and rig of Portuguese fishing boats and Spanish row boat privateers as occasionally seen between Vigo and Oporto accompanied with a description". Woodcut, published in the Naval Chronicle, Vol 16 by J. Gold, London, 1806. This plate was published to aid English Naval Officers in identifying Spanish Privateers, which often mingled with innocent Portuguese Fishing Boats to Escape Discovery. The description furnished additional recognition details.
Naval History and Heritage Command