About twenty to ten
MORTLAKE : I can not tell . I think not , though he told me it had disturbed his rest the night before . CORONER : What time did you leave him ? MORTLAKE : About twenty to ten . CORONER : And what did you do then ? MORTLAKE : I went out for an hour or so to make some inquiries . Then I returned , and told my landlady I should be leaving by an early train for -- for the country .