eight o'clock
Suppose , by way of testing each other 's dispositions , they were to interchange views on some book with which both were likely to be acquainted : say , Keats 's poems ? In conclusion , the `` O. W. '' of the advertisement signed himself Osmond Waymark . The result was that , a week after , Casti received an invitation to call on Waymark , at the latter 's lodgings in Walcot Square , Kennington . He arrived on a Saturday evening , just after eight o'clock . The house he sought proved to be one of very modest appearance ; small , apparently not too clean , generally uninviting . But a decent-looking woman opened the door , and said that Mr. Waymark would be found in response to a knock at the first-floor front . The visitor made his way up the dark , narrow stair-case , and knocked as bidden .