Note 719 — Chapter XIX · FISH IN MYTHS, SYMBOLS, DIET, AND MEDICINE
Reading edition
Pliny, XXXII. 18. Belief in the efficacy of fish-nostrums continues unto this day: in the Middle Ages it permeated all classes, and all Europe, e.g. Charles IX. of France would never, if he could help it, drink unless a fragment of the tusk of the narwhal, or so-called sea-unicorn, were in the cup to counteract a possible poison.