RR. - Rugged Ridge
RR. stands for Rugged Ridge
Here you will find, what does RR. stand for in Geology under Academic & Science category.
Popular queries with answer
How to abbreviate Rugged Ridge? Rugged Ridge can be abbreviated as RR. What does RR. stand for? RR. stands for Rugged Ridge. What does Rugged Ridge mean?Rugged Ridge is an expansion of RR.
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Alternative definitions of RR.
View 151 other definitions of RR. on the main acronym page