Remarks on steam navigation, and its protection, regulation, and encouragement in a letter to the Right Honourable William Huskisson - Tredgold, Thomas 1788-1829 (Printed for Longman, Hurst, Rees, Orme, Brown, and Green, 1825)
Goldsmiths'-Kress no. 24651. - OCLC, 17797002. - Reproduction of original from Goldsmiths' Library, University of London