Highway advisory sign for 7% hill gradation.
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Image Copyright David R. Frazier Photolibrary, Inc.
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Image Details
- Image ID
- road_sign4
- Caption
- Highway advisory sign for 7% hill gradation.
- Keywords
-
hill, grade, gradation, road, sign, transportation, highway, math, mathmatics, percent
Click any keyword to search. - Credit
- © David R. Frazier Photolibrary, Inc.