The steamer is to sail at one P.M.; and, by half-past twelve, her decks are full, and the mud and snow of the pier are well trodden by men and horses. Coaches drive down furiously, and nervous passengers put their heads out to see if the steamer is off before her time; and on the decks, and in the gangways, inexperienced passengers run against everybody, and mistake the engineer for the steward, and come up the same stairs they go down, without knowing it.