Parker, W. (1819). An essay on the employment which bridges, roads, and other public works may afford the labouring classes, by the general and effectual amendment of grand jury laws: With observations on the Act of the 58th Geo. 3, chapter 57. Bolster, bookseller, Patrick-Street.

Parker, W. An Essay on the Employment Which Bridges, Roads, and Other Public Works May Afford the Labouring Classes, by the General and Effectual Amendment of Grand Jury Laws: With Observations on the Act of the 58th Geo. 3, Chapter 57. Bolster, bookseller, Patrick-Street, 1819.