Rhythm and blues originated in the 1940s in Detroit. Very shortly after it began to spread to New York, Chicago and Los Angeles.
Rb is the symbol for the element, rubidium.
RB ???
RB as it is at this time
Rb
85.4678 is the atomic weight of Rb.
RB means random boner
The oxidation number of Rb is 1.
Their 1st String RB is Tim Hightower
Rb (rubidium) is a metal.
Tennessee Titans RB - Chris Johnson
Rb
RB Montecatini Terme was created in 1979.