midnight
We turned up the gas , and telephoned for a surgeon . There was not a sign of a burglar , and no window had been raised . One glass was absent , but that was where the coachman 's charge had come through . Here was a fine mystery -- a burglar alarm ` going off ' at midnight of its own accord , and not a burglar in the neighborhood ! `` The expert answered the usual call , and explained that it was a ` False alarm . ' Said it was easily fixed . So he overhauled the nursery window , charged a remunerative figure for it , and departed .