eight o'clock
It was , in reality , Professor John Dyer . That assurance was all the girl wanted , just now . She let him go his way and turned to regain the hotel . It was not quite eight o'clock , yet she felt it important to keep an eye on Kauffman and the bomb . The bomb , especially , for until Dyer took possession of the infernal contrivance he could do no mischief . In the hotel lobby she entered a public telephone booth and called up Jim Crissey ; then she went straight to her room . She could hear a low whistling in 45 , which informed her that Kauffman had not yet gone out and that he was in a cheerful mood .