About one o'clock
`` It will last until morning , '' she said , `` and that will be long enough . '' Through all the nights during which she had watched she had never felt the room so still as it seemed now between the gusts and soughing of the wind . `` Something is in the air which has not been in it before , '' she said . About one o'clock she rose and replenished the fire , putting the last fragment of coal upon it , and then sat down to watch it again . Its slow kindling and glowing into life fascinated her . It was not long before she could scarcely remove her eyes from it . She was trying to calculate -- with a weird fancy in her mind -- how long it would last , and whether it would die out suddenly or slowly .