twenty minutes past two
`` Dash it all ! '' he cried . `` I wish I had seen you half an hour earlier . There is a train that leaves Charing Cross at twenty minutes past two . It goes by way of Folkestone and Boulogne , and from Boulogne one can get easy to Calais . Anyhow , what 's the use of talkin ' -- it is too late . '' Cynthia glanced at her watch .