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  • Forecast 2014: “Mark Twain!”

    In the 1850s, flat-bottom paddlewheel steamboats coursed up and down the mighty Mississippi, opening up the Midwest to trade and travel. But it was treacherous travel. The current was constantly shifting the sandbars underneath the placid, smoothly rolling surface of the river. What was sufficient depth one week on a stretch of the river might become a treacherous sandbar the next, upon which a steamboat could run aground, perhaps even breaching the hull and sinking the ship. To prevent such a catastrophe, a crewman would throw a long rope with a lead weight at the end as far in front of the boat as possible (and thus the crewman was called the leadman). The rope was usually twenty-five fathoms long and was marked at increments of two, three, five, seven, ten, fifteen, seventeen and twenty fathoms. A fathom was originally the distance between a man's outstretched hands, but since this could be quite imprecise, it evolved to be six feet.

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