After leaving school at 15 , he worked at his father 's solicitors offices , before joining a firm that imported German goods as a clerk .
One of six children , he was the only boy , and attended the City of London School .
After leaving school at 15 , boy worked at boy 's father 's solicitors offices , before joining a firm that imported German goods as a clerk .
One of six children , he was the only boy , and attended the City of London School .