A Connecticut Yankee in King Arthurs Court by Mark Twain Chapter 7 Page 12

— a quarter of a mile away. Then added, by command, that at some time during the twenty-four hours I would consummate the miracle, but would first give a brief notice; by flags on the castle towers if in the daytime, by torch-baskets in the same places if at night.

Thunder-showers had been tolerably frequent of late, and I was not much afraid of a failure; still, I shouldn’t have cared for a delay of a day or two; I should have explained that I was busy with affairs of state yet, and the people must wait.

Of course, we had a blazing sunny day — almost the first one without a cloud for three weeks; things always happen so. I kept secluded, and watched the weather. Clarence dropped in from time to time and said the public excitement was growing and growing all the time,