Then the fiddler changed the tune into one of sly and artful purport; and the nigger, assuming an attitude and a manner of audacious drollery, sang a song of such comical force that all the forward passengers greeted the end of each verse with roars of laughter, forgetting, in their own enjoyment, to applaud the singer: a form of commendation doing much more homage to the performer than all the cool and calculating approval that accepts and adopts the dry formula of hand smiting hand as a mark of satisfaction. So successful was this song that some of the critical loungers on the bridge turned to others and said, "Not half so bad," in a tone indicating the possession of responsible critical discernment and chivalric honour in the interests of truth. Among the men on the bridge was a merchant of Daneford accompanied by a nephew, a young lad from the country who had come on a first visit to the city; to him the merchant was indicating the various objects of interest they passed on the way down. "This," said the merchant, pointing, "is the Foundery. Although it is called the Foundery, it is in reality, as you see, a dockyard fer building iron steamers. The last one launched was 2,500 tons register. "That is the Cove, and there bathing is allowed all day long. The water is not clear, and the bottom is very muddy; but in the hot weather city-folk of the lower order are not nice in such matters. We haven't any clear streams or mill-ponds such as you have in the country. "That is the Glashouse over there, and this part of the river is called Glashouse Reach.