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US 16, Rapid City, SD
Dual unit distance and speed limit signs on U.S. Highway 16 southwest of Rapid City SD and at Buffalo Gap National Grassland.
Mitchell, SD
Metric and customary speed limit signs. (Pictures taken 2004 July.) There are many of these signs on Highway 37 bypass on the northwest side of Mitchell, SD.
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Content on this page prepared by Gary Brown from various members’ photographs.
Updated: 2007-02-02