. . "1760 - 1860" . . "Great Britain" . . "The Source and remedy of the national difficulties deduced from principles of political economy, in a letter to Lord John Russell"@en . "The Source and remedy of the national difficulties deduced from principles of political economy, in a letter to Lord John Russell" . . . . . . . "The Source and remedy of the national difficulties : deduced from principles of political economy, in a letter to Lord John Russell"@en . . "The source and remedy of the national difficulties, deduced from principles of political economy, in a letter to Lord John Russell"@en . . . . . "The source and remedy of the national difficulties : deduced from principles of political economy, in a letter to Lord John Russell"@en . . "The source and remedy of the national difficulties deduced from principles of political economy, in a letter to Lord John Russell"@en . . . . . . . . . . .