[COLQUHOUN, Patrick (1745-1820)]. A Treatise on the Police of the Metropolis ... by a Magistrate. London: H. Fry for C. Dilly, 1796. 8° (210 x 124mm). One folding table, final leaf with a note to p.363 (title a little browned, some light spotting). Contemporary polished calf, gilt border and spine, green lettering-piece (joints slightly rubbed, a little discolouration). Provenance: shelfmark inscribed in 19th-century hand. ESTC T-99183.