T. Rice Holmes, Ancient Britain and the Invasions of Julius Caesar
“ In the fourth2260 he says that the Cassiterides 485 are ten in number and lie close together in the open sea, north of the harbour of the Artabri; that one of them is uninhabited; and that the inhabitants of the rest wear black robes reaching down to their feet, and walk about with staves in their hands, ‘like the Furies in tragedy.’ They are, he says, nomadic, and live upon flesh meat; and they barter tin and hides with merchants for pottery, salt, and articles of bronze. Formerly, he adds, the Phoenicians monopolized the trade from Gades, or Cadiz, with the islanders ”
