The Directory, or, Tonnage tables and graduated scales necessary for all persons concerned in the inland navigation shewing the amount of any articles from twenty-eight pounds to twenty-eight tons conveyed on the canals from half a mile to fifty miles (Printed for the author and sold by J. Barker, 1799)
Goldsmiths'-Kress no. 17608.2. - OCLC, 22968659. - Reproduction of original from Kress Library of Business and Economics, Harvard University