That's hard to pin down. In 1890 Columbia was working in Washington DC and the company that eventually became Victor was working in New York, while Edison was in Menlo Park, NJ. Nikki Hornsby's...
Five.
He started serious composing since 1703 as a church organist.
Selena Gomez was about..... i think 7 years old i think she had a long time of being FAMOUS!
he was 11 years old