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Columbia, Missouri | Vic Sharp peers up at his supervisor during a routine sewer check. The manhole is ventilated previous to checks and anyone who enters Columbia's sewer system must first pass a series of tests. June 4, 2007 |
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Columbia, Missouri | Vic Sharp peers up at his supervisor during a routine sewer check. The manhole is ventilated previous to checks and anyone who enters Columbia's sewer system must first pass a series of tests. June 4, 2007 |
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