Observations on the nature of civil liberty : the priciples of government, and the justice and policy of the war with America. To which is added an appendix and postscript, containing a state of the national debt, an estimate of the money drawn from the public by the taxes, and an account of the national income and expenditures since the last war. [Three lines in Latin from Virgil ] By Richard Price D.D. F.R.S.