"68Restriction of power to arrest without warrant under 5 Geo. 4. c. 83Notwithstanding anything in section six of the Vagrancy Act, 1824, a person found committing the offence of pretending or professing to tell fortunes, or using any subtle craft, means or device, by palmistry or otherwise, to deceive and impose on any of His Majesty's subjects, shall not be apprehended under that section except b" . . . .