A letter, addressed to the proprietors and managers of canals and navigable rivers, on a new method for tracking and drawing vessels by a locomotive engine boat, with much greater speed, and at less than one third of the present expense. - Grahame, Thomas (London, Longman, Hurst, Rees, Orme, Brown, & Green; [etc., etc.], 1825)
Keywords: Canals -- Steam-navigation.