This is the metadata section. Skip to content viewer section. Nancy Shoemaker considers the four main products harvested in the nineteenth-century Pacific sperm whale trade: oil, spermaceti, ambergris ...

Historians have long debated whether the end of slavery in the United States was primarily driven by moral campaigns or ...

Their swollen, gourdlike heads contain the planet’s largest brain and a prodigious reservoir of once highly prized spermaceti. They can plunge 3,000 feet below the ocean’s surface in grand ...