Because it is a low-lying alluvial plain. the entire coastal fringe of Louisiana is as soggy as a piece of fresh bread dunked in soup. Crisscrossed by bayous and canals. the Louisiana salt marshes cover nearly 20,000 sq. mi., worthless except as a wildlife sanctuary and for many rich "domes" of oil and sulphur which lie beneath. To locate these deposits is hard work. In most places the swamp is so treacherous it will engulf a man standing upright. In most places no normal vehicle can proceed. Prospectors have tried boats, rafts, carts with...
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