three
o’clock
`` Of course . One of them is staying on , if you would like to see him later , but they only came back from their golf as we crossed the hall . '' `` That 's all right , Mr. Cayley . Well , now then , let 's go back to three o'clock . Where were you when Robert arrived ? '' Cayley explained how he had been sitting in the hall , how Audrey had asked him where the master was , and how he had said that he had last seen him going up to the Temple . `` She went away , and I went on with my book .