7,300 ladders in 2008, 1,800 in 1950
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Defrag 2010 »Defrag 2010
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Highway Debris - Notes from the field »Highway Debris - Notes from the field
Ladders are the single most found manufactured good »Ladders are the single most found manufactured good
7,300 ladders in 2008, 1,800 in 1950
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