ARTICLE IX MISCELLANEOUS PROVISIONS Section 1 RESTRICTIONS ON ROLLER SKATES, COASTERS, ETC.: (a) No Person upon roller skates, or riding in or by means of a coaster, toy vehicle, or similar device, shall go upon any Public way or off street parking area controlled by the town, except while crossing a street at a crosswalk. (b) No person shall ride upon any skateboard or similar device on any Public way, sidewalk, or other public place within the Town of Brookline, said place being covered under these rules, except as otherwise authorized by the Transportation Board. (c) No person upon roller skates, in-line skates, skateboards or riding in or by means of a toy coaster or similar device shall go on any public sidewalk in business districts, as defined in Schedule 12. Section 2 UNLAWFUL RIDING: No person shall ride upon any portion of a streetcar or vehicle not designed or intended for the use of passengers. This does not apply to an employee engaged in the necessary discharge of his duty or to a person riding within truck bodies in space for merchandise. Section 3 CLINGING TO MOTOR VEHICLES: No person riding upon any bicycle, motorcycle, coaster, sled, roller skates, or any toy vehicle shall attach the same or himself to any streetcar or moving vehicle upon any roadway of the town. Section 4 EXPERIMENTAL REGULATIONS: For the purpose of trial, the Transportation Board or the Department of Public Works may make temporary rules regulating traffic, or test under actual conditions traffic signs, signals, markings, or other devices. No such experimental rule relating to traffic shall remain in effect for a period of longer than sixty (60) days. .