America and the corn laws, or, Facts and evidence showing the extensive supply of food which may be brought from America, and the effects of the restrictive system on the British and American trade - Curtis, John of Ohio (J. Gadsby, printed for the National Anti-corn-Law League, 1841)
Goldsmiths'-Kress no. 32051. - OCLC, 18082501. - Reproduction of original from Goldsmiths' Library, University of London