Strummer rarely saw his parents during the next seven years .
At the age of 9 , Strummer and his older brother David , 10 , began boarding at the City of London Freemen 's School in Surrey .
Strummer rarely saw Strummer 's parents during the next seven years .
At the age of 9 , Strummer and his older brother David , 10 , began boarding at the City of London Freemen 's School in Surrey .