Section 15-126. Fire alarm telegraph system

a. Protection of. The fire alarm
  telegraph  system shall be operated or used only by the commissioner, or
  the officers and employees of the department charged with its  operation
  or  maintenance  or  authorized  to use it for instruction or drill. Any
  person, however, may freely  operate  the  same  to  communicate  actual
  alarms  of  fire.  It  shall be unlawful for any person to experiment or
  tamper with such system for any purpose whatever, or to have or  possess
  any  key thereof, without the authority of the commissioner. It shall be
  unlawful for any person to post, paint, impress, or in any way affix  to
  any  pole  connected  with the fire alarm telegraph, or any box, wire or
  other appliance  connected  therewith,  any  placard,  sign,  broadside,
  notice,  or  announcement  of any kind; or to cut, mutilate, alter, mar,
  deface, cover, obstruct  or  interfere  with  the  same  in  any  manner
  whatsoever;  or to paint, or cause to be painted, the poles of any other
  telegraph, or any other poles on the lines thereof, in a color or colors
  similar to those of poles  upon  which  are  fire  alarm  boxes,  or  in
  imitation  thereof;  or  to  consent,  allow, or be privy to any of such
  things done for him or her or upon his or her behalf.
    b. Kite-flying. It shall be unlawful for any kite to be flown, raised,
  or put in any street adjacent to the lines of such telegraph, or  to  be
  allowed to become entangled with the wires or apparatus thereof.