one o'clock
I suppose you will want to go home before you go into the city . I can take you over this afternoon in the car . '' `` Thank you , Mr. Cowan , '' Pearl said , `` you are very kind . I 'll be ready at one o'clock . But tell me -- how did you know I had an invitation to the city ? That was pretty clever of you . '' Mr. Cowan was untwisting the lines from the plow handles preparatory to making another round .