seven o'clock in the morning
They worked straight through the night , except that two or three times the girl broke down ; said it was hopeless . She got up once and said that she was going home , whereupon Rose locked the door and put the key in her stocking . She sulked once , and for fifteen minutes would n't say a word . But by seven o'clock in the morning , when they went back to the lunch-room and ate an enormous breakfast , Olga 's sluggish blood was fired at last . It was a profane thought , but you _ could _ take the Fatal Sisters by the hair and coerce a change in the pattern they were weaving . And Rose , by that time , by the plain brute force of necessity , was a teacher of phonetics . She 'd discovered how she made sounds herself and had , with the aid of a hand mirror , developed a rough-and-ready technique for demonstrating how it was done .