Turnpike trusts. Return from turnpike trusts in England and North Wales, showing the cost of parliamentary renewals from the year 1800 to 1848 inclusive; the entire sum borrowed during the existence of the several trusts; the total amount paid off; the amount of debt on the 1st January 1849; the rate of interest; the amount of interest unpaid, distinguishing the amount unclaimed; also, stating the amount of interest converted into principal [electronic resource].