1722 RADIOTELEGRAPHIC CONVENTION. Jim 5, 1912. ~ In the case of stations on shipboard, if the rppprator is responsible for such infraction, the management of the 'o service shall take the necessary measures, and, if the necessity should arise withdraw the certificate. If it is ascertained that the mfraction is the result of the condition of the aappearatus or of instructions gven the operator, $e same method sh pursued with regard to e hcense issued to e vessel. ¤,1§'P°‘°°° """°' 2. In cases of repeated infractions chargeable to the same vessel, if the representations made to the management of the country to which the vessel is subject by that of another country without effect, the latter shall be at liberty, after giving due notice to authorize its coastal stations not to accept communications proceeding Mmmm oi db from the vessel at fault. In case of disagreement between the man- °°°°“'°“°‘ agements of the radio service of two countries, the question shall be submitted to arbitration at the request of either of the two Govem- ·*”“·P-”*°· ments concerned. The procedure is indicated in Article 18 of the Convention. mg': °‘ '¤”*°° ** 2. HOURS OF SERVICE OF STATIONS. Anrrcnn XIII. <>¤••¤¤¢•¤¤¤- (a) Coastal stations: _ 1. The service of coastal stations shall, as far as possible, be constant, day and night, without interruption. Certain coastal stations, however, may have a service of limited duration. The management of the radio service of each country shall Ex the hours of service. 2. The coastal stations whose service is not constant shall not close before havipg transmitted all their radiograms to the vessels which are within eir radius of action, nor before having received from such vessels all the radiograms of which notice has been given. This provision is likewise applicable when vessels signal their presence efore the actual cessation of work. (b) Stations on shipboard: ‘“‘*P”°""*'““°"* 3. Stations on shipboard shall be classed under three categories: (1) Stations having constant service; (2) Stations having a service of limited duration; (3) Stations havirag no fixed working hours. When the ship is un er way the following stations shall have an operator constantly in; lst, tations of the first categpnézg 2nd, Those of the second category during the hours in whic ey are open to service. During the remaining hours, the last named stations shall have an operator at the radio instrument listening in during the first ten minutes of each hour. Stations of Lge third category are not bound to perform any regular service of tening in. °‘“'“‘”°‘**°”°"*"P“· It shall fall to the Governments issuing the licenses specified in Article to the category in which the ship shall be classed as regards its obligations in the matter of listening in. Mention shall be made of such classification in the license. mggtggag-;?wms¤* s. FORM AND rosrme OF RADIOGRAMS. Arrricnn XIV. ic§°“°° °'¤d‘° M"- 1. Radiograms shall show, as the first word of the preamble, that the service IS "radio. " “**’¤°¤¤’¤¤¤=¤il¤ 2. In the transmission of radiograms proceed` from a shi at sea, the date and hou1;g_pgsting at the shipboalgd station shag be stated in the preamble, " `
