about nine o'clock
`` I want you to come over with me to my shop . You wo n't object , will you , Otto ? I wo n't keep him a minute . '' `` Let me come a little later , sir , say about nine o'clock . I have work here until six and an engagement , which is important , until nine . You are open as late as that ? '' `` Oh , I am always open , or can be , '' Kelsey answered .