It ended on March 4, 1881.
Yes, but not many were used because they were so new! The President got a personal demonstration by Alexander G. Bell himself on how to use it. Hayes' phone number was "1."
Rb is the symbol for the element, rubidium.
RB as it is at this time
RB ???
Rb in relation to diamonds stands for "red fluorescence." This term refers to the presence of a red glow that some diamonds emit when exposed to ultraviolet light. Diamonds with strong red fluorescence may appear slightly pinkish or purplish in natural light.
Ron Johnson
RB means random boner
The oxidation number of Rb is 1.
85.4678 is the atomic weight of Rb.
Each atom of Rubidium (Rb) has 37 protons.
chris brown
Their 1st String RB is Tim Hightower