And be it enacted, That the Commissioners of Stamps', at the Time of granting to any Person a Licence to act as a Waterman or Assistant to Drivers of Hackney Carriages, shall deliver to such Waterman a Badge to denote his Office and Employment, having thereon a Number by which such Waterman may be identified, and which Badge shall be worn by such Waterman, during all the Time of his Employment, conspicuously upon his Breast, in such Manner that the Number thereon shall be at all Times plainly and distinctly visible and legible ; and if any Person shall act as such Waterman without having and wearing such Badge in manner aforesaid, or if any such Waterman shall refuse to permit any Person to inspect and note the Number on such Badge, or if any such Waterman shall lend such Badge to or permit the same to be worn by any other Person, such Waterman shall forfeit Forty Shillings, and on Conviction of any such Offence it shall be lawful for the Commissioners of Stamps, if they think fit, to revoke the Licence of such Waterman.