""A Letter to Lord Grenville on the Sinking Fund"" is a political and economic treatise written by Thomas Peregrine Courtenay in 1828. The book is addressed to Lord Grenville, a prominent British politician and economist, and discusses the Sinking Fund, a government program designed to reduce the national debt through the accumulation of funds set aside for its repayment. Courtenay argues that the Sinking Fund is ineffective and that the government...