a quarter to six
Volterra listened attentively . `` A big man who looked more like a workman than a servant came to call me in the square . When we got here , he unlocked the door himself , and made me help him to put the gentleman into the cab . It was about half-past five or a quarter to six , Excellency , and I waited at the hospital door till eight o'clock , but could not get any money . '' `` What became of the big man who called you ? '' asked Volterra . `` Why did he not pay you ? ''