-2- (b) Notwithstanding the provisions of Clause (a) of this Section all. that real property shown coloured red on the Plan of Right-of-Way for Interceptor Ditch through portions of the North-west Quarter of Section 6 and the South half of Section 7, Township 40, New Westminster District, numbered 19248 and deposited in the Land Registry Office at New Westminster, B. C. on September 3rd, 1958, or shown by dashed lines on the said Plan of Right-of-Way to be an extension or connection of the said portions coloured red through the roads and lanes existing at the time of deposit may, in addition to the purpose specified in Clause (a) of this Section continue to be used as an Interceptor Ditch and as part of the drainage system of the City or of any drainage or dyking district that may now exist or may hereafter be established and any works necessary to improve, extend, alter, repair or maintain such use is herewith authorized accordingly. 3. No person while within the Nature Area shall: (a) Throw or leave any paper, cardboard, food refuse or remains, bottles, or glass or any matter of any kind likely to prove offensive, injurious, or unsightly; all euch matter shall be carried away from the Nature Area “for disposal by the person having such matter in his possession. (b) Carry or discharge any firearm, fireworks, air gun, sling shot, catapult, bows and arrows, or other weapon or dangerous toy. (ec) Throw or cast any stone or other missile. (d) Cut, break, bend or in any way injure or deface any turf, tree, shrub, hedge, plant or park ornament, (e) Climb any tree. (£) Climb upon, deface or in any way damage any fence, gate, sign, seat, bench, exhibit, cage or any ornament. (g) Start any fire or permit any person under his control to start any fire. (h) Permit any livestock or any domestic animal to run at large - provided further that any dog while in the Nature Area shall be on leash and under immediate charge and control of some competent and responsible person. (1) Distribute any handbills or circulars nor post, place, or display any placard, notice, paper, advertising device, or publicity matter of any kind except such notices as are erected by City Departments dealing with recreation, public health or park safety.