Detholiad o Morris, L., 1748. Plans of Harbours, Bars, Bays and Roads in St. George's Channel. Mae'r detholiad (tudalen 42) yn disgrifio casglu ffenigl y môr yng Nghaergybi.
Mae'r detholiad yn darllen fel a ganlyn: ”Sampier, a well know Pickle, grows here in the Cliffs of the Sea Rocks; remarkable for this, that it hardly ever grows where Mean can come at it, without being let down in Ropes.”