Note 2958 — BOOK XXXVII. THE NATURAL HISTORY OF PRECIOUS STONES.
John Bostock translation
In reality, these “Amber Islands” were situate at the mouth of the Vistula, into which the Radanus discharged itself; a river whose name was afterwards confounded with “Eridanus,” the ancient name of the Padus, or Po. See B. iv. cc. 27, 30, as to the produce of amber in the Baltic.