1. COLNETT'S VOYAGE FOR THE PURPOSE OF EXTENDlNG THE SPERMACETI WHALE FlSHERY.

2. AMBERGRIS an ash-grey strongly-scented substance, originating in the intestines of the spermaceti whale and used in the manufacture of perfumes: Ambergrises

3. One Candlepower was the light produced by a pure spermaceti candle weighing one sixth of a pound and burning at a rate of 120 grains per hour