An account of the present state of the prisons and houses of correction in the northern circuit. [electronic resource] : Taken from a late publication of John Howard, Esq. F.R.S. By Permission of the Author. To which is prefixed, an Introduction, Stating The Acts lately passed for improving the Prisons in this kingdom. The good Effects which have resulted from those Acts, where they have been carried into Execution. The Abuses which still continue where they have been neglected; and The means by which those Abuses may most effectually be corrected.