eight o'clock
Just then a clock within struck eight strokes . She heard them all distinctly through the shutters . She hesitated an instant . It was eight o'clock . She had not realized what time it was . If she found the street door shut in the Via della Frezza , it would be hard to get at Griggs . She had passed the house more than once in her walks , and she knew that Griggs lived high up in the fifth story .