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of streams is beautifully green with grass & graceful with trees & shrubbery. On each side rise ranges of mountains 1000 to 1200 feet high. Their tops covered with the thick growth of pine which gives the name of the "Black Hills". Below this many of the hills show a face of several hundred feet of no? sandstone, below this is a belt of very uniform thickness, 20 to 40 feet, of limestone. Below this again several hundred feet of a red clay filled with gypsum and south? of all unclear -