The defects of police the cause of immorality, [electronic resource] : and the continual robberies committed, particularly in and about the metropolis: with various proposals for preventing hanging and transportation: llikewise [sic] for the establishment of several plans of police on a permanent basis, ... Observations on the Rev. Mr. Hetherington's charity; ... In twenty-nine letters to a member of parliament. By Jonas Hanway, Esq;.