Although this is a book of larger ideas and reverberating themes, it is also a delight in its thousand details - the supplies of ships (plum puddings, brandy, heaps of hand-knitted socks, hundreds of pounds of pemmican, knives and needles to barter with the Esquimaux), the hospitality of the Esquimaux women, who reach out with tattooed hands to offer musk-ox horn tea and boiled caribou, the medical treatments for maladies of the day (tartar emetic, mercurous chloride, syrup of squill,
tincture of opium).
But if I stuffed myself with too many healthy lettuces I'd probably die (if I didn't explode first) of laudanum poisoning ( a
tincture of opium and a recreational drug popular with housewives in the 19th Century ( found in the stem of lettuces.