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preference to the one established on the territory of the country of destination or normal transit for its radiograms.

2. A sender on board a vessel shall, however, have the right to designate the coastal station through which he desires to have his radiogram transmitted. The station on shipboard shall then wait until such coastal station shall be the nearest.

In exceptional cases transmission may be made to a more distant Exceptional casco. coastal station, provided that:

(a) The radiogram is intended for the country in which such coastal station is situated and emanates from a ship subject to that country;

(b) Both stations use for calling and transmission a wave length of 1,800 meters;

(c) Transmission with this wave length does not interfere with a transmission made by means of the same wave length by a nearer coastal station;

(d) The station on shipboard is more than 50 nautical miles distant from any coastal station given in the list. The distance of 50 miles

may be reduced to 25 miles provided the maximum power at the terminals of the generator does not exceed 5 kilowatis and that the stations on shipboard are established in conformity with Articles VII and VIII. This reduction in the distance shall not be admissible in the seas, bays or gulfs of which the shores belong to one country only and of which the opening to the high sea is less than 100 miles wide.


Delivery of mes sages


Notice of nondeliye ery.

When for any cause whatever a radiogram proceeding from a vessel at sea and intended for the coast can not be delivered to the addressee, a notice of pondelivery shall be issued. Such notice shall be transmitted to the coastal station which received the original radiogram. The latter, after verifying the address, shall forward the notice to the ship, if possible, by the intervention, if need be, of another coastal station of the same country or of a neighboring country.

When a radiogram received by a shipboard station can not be delivered, the station shall notify the office of the origin by official notice. In the case of radiograms emanating from the coast, such notice shall be transmitted, whenever practicable, to the coastal station through which the radiogram has passed in transit; otherwise, to another coastal station of the same country or of a neighboring country.

ARTICLE XXXVII. If the ship for which a radiogram is intended has not signalled not signaling. her presence to the coastal station within the period designated by the sender, or, in the absence of such designation, by the morning of the 8th day following, the coastal station shall so notify the office of origin which shall in turn inform the sender.

The latter shall have the right to ask, by a paid official notice, sent by either telegraph or mail and addressed to the coastal station, that his radiogram be held for a further period of 9 days for transmission to the vessel, and so on. In the absence of such request, the radiogram

shall be put aside as not transmissible at the end of the 9th day exclusive of the day of posting).

Nevertheless, if the coastal station is certain that the vessel has left its radius of action before it has been able to transmit the radiogram to her, such station shall immediately so notify the office of origin which shall without delay inform the sender of the cancella

Messages for shipa

tion of the message. The sender may, however, by a paid official notice, request the coastal station to transmit the radiogram the next time the vessel shall pass.

Spoolal radiograms.




The following radiograms only shall be accepted for transmission:

(1) Radiograms with answer prepaid. Such radiograms shall show before the address the indication "Answer prepaid" or "RD" supplemented by a statement of the amount paid in advance for the answer, thus: “Response Payee fr. x", or "RP fr. x";

The reply voucher issued by a station on shipboard shall carry with it the right to send, within the limits of its value, a radiogram to any destination whatever from the station on shipboard which has issued such voucher.

(2) Radiograms calling for repetition of message (for purposes of verification);

(3) Special delivery radiograms. Only, however, in cases where the amount of the charges for special delivery collected of the addressee. Countries which can not_accept such radiograms shall make a declaration to this effect to the International Bureau. Special delivery radiograms with charges collected of the sender may be accepted when they are intended for the country within whose territory the corresponding station is located.

(4) Radiograms to be delivered by mail;
(5) Multiple radiograms;

(6) Radiograms calling for acknowledgment of receipt. But only as regards notification of the date and hour at which the coastal station shall have transmitted to the station on shipboard the radiogram addressed to the latter.

(7) Paid service notices. Except those requesting a repetition or information. Nevertheless all paid service notices shall be accepted in transmission over the telegraph lines.

(8) Urgent radiograms. But only in transmisson over the telegraph lines and subject to the application of the International Telegraph Regulations.


To be forwarded by Radiograms may be transmitted by a coastal station to a ship, or mail.

by a ship to another ship, with a view to being forwarded by mail
from a port of call of the ship receiving the radiogram.

Such radiogram shall not be entitled to any radio retransmission.
The address of such radiogram shall embrace the following:

(1) The paid designation mail" followed by the name of the port at which the radiogram is to be mailed;

(2) The name and complete address of the addressee;

(3) The name of the station on shipboard by which the radiogram is to be mailed;

(4) When necessary, the name of the coastal station.
Example: Mail Buenosaires 14 Calle Prat Valparaiso Avon Lizard.

The rate shall comprise, in addition to the radio and telegraph rates, a sum of 25 centimes (.048 cents) for the postage on the radio

gram. Files.



Retention of origipals.

The originals of radiograms together with the documents relating thereto retained by the managements of the radio service shall be kept, with all the necessary precautions as regards secrecy, for a period of at least fifteen months beginning with the month following that of the posting of the radiogram.

Such originals and documents shall, as far as practicable, be sent Coransmission to manat least once a month by the shipboard stations to the management of the radio service to which they are subject.


Rebates and reimbursements.



1. With regard to rebates and reimbursements, the International Telegraph regulaTelegraph Regulations shall be applicable, taking into account the restrictions specified in Article XXXVIII and XXXIX of the present Regulations and subject to the following reservations:

The time employed in the transmission of radiograms and the time that radiograms remain in a coastal station in the case of radiograms intended for ships, or in the station on shipboard in the case of radiograms proceeding from ships, shall not be counted as delays as regards rebates or reimbursements.

If the coastal station notifies the office of origin that a radiogram can not be transmitted to the ship addressed, the management of the radio service of the country of origin shall immediately instigate reimbursement to the sender of the coastal and shipboard rates relating to the radiogram. In such case, the refunded charges shall not enter into the accounts provided for by Article XLII, but the radiogram shall be mentioned therein as a memorandum.

Reimbursements shall be borne by the different managements of the radio service and private enterprises which have taken part in the transmission of the radiogram, each management or private enterprise relinquishing its share of the rate. Radiograms to which Post, p. 1740. Articles 7 and 8 of the Convention of St. Petersburg are applicable shall remain subject, however, to the provisions of the International Telegraph Regulations, except when the acceptance of such radiograms is the result of an error made by the telegraph service.

2. When the acknowledgment of receipt of a radiogram has not Messages not reached the station which has transmitted the message, the charges shall be refunded only if the fact has been established that the radiogram is entitled to reimbursement.

11. ACCOUNTS AND PAYMENT OF CHARGES. 1. The coastal and shipboard charges shall not enter into the

Coastal and ship

board charges. accounts provided for by the International Telegraph Regulations.

The accounts regarding such charges shall be liquidated by the managements of the radio service of the countries concerned. They shall be drawn up by the radio managements to which the coastal stations are subject, and communicated by them to the radio managements concerned. In cases where the working of the coastal stations is independent of the management of the radio service of the country, the party working such stations may be substituted, as regards the accounts, for the radio management of such country.

2. For transmission over the telegraph lines radiograms shall be Telegraph transmistreated, so far as the payment of rates is concerned, in conformity with the International Telegraph Regulations.

3. For radiograms proceeding from ships, the radio management Messages from shipe. to which the coastal station is subject shall charge the radio management to which the shipboard station of origin is subject with the coastal and ordinary telegraph rates, the total charges collected for answers prepaid, the coastal and telegraph rates collected for repetition of message (for purposes of verification), charges relating to




special delivery (in the case provided for in Article XXXVIII), or delivery by mail, and those collected for additional copies (TM). The radio management to which the coastal station is subject shall credit, when the case arises, through the channel of the telegraph accounts and through the medium of the offices which have participated in the transmission of the radiograms, the radio management to which the office of destination is subject with the total charges relating to answers prepaid. With respect to the telegraph rates and the charges relating to special delivery or delivery by mail,

and to additional copies, the procedure shall be as prescribed in the Telegraph Regulations, the coastal station being considered as the tele

graph office of origin. For wther countries. For radiograms intended for a country lying beyond the country

to which the coastal station belongs, the telegraph charges to be liquidated in conformity with the above provisions shall be those which result either from tables "A" and "B" annexed to the International Telegraph Regulations, or from special arrangements concluded between the radio managements of adjacent countries and published by such managements, and not the charges which might be collected in accordance with the special provisions of Articles XXIII, par. 1,

and XXVII, par. 1, of the Telegraph Regulations. Messages to ships. For radiograms and paid service notices intended for ships, the

radio management to which the office of origin is subject shall be charged directly by that to which the coastal station is subject with the coastal and shipboard rates. However, the total charges relating to answers prepaid shall be credited, if there is occasion, from country to country, through the channel of the telegraph accounts, until they reach the radio management to which the coastal station is subject. As regards the telegraph charges and the charges relating to delivery by mail and additional copies,

the procedure shall be as prescribed in the Telegraph Regulations. The radio management to which the eoastal station is subject shall credit that to which the ship of destination is subject with the shipboard rate, if there is occasion, with the rates accruing to the intermediary shipboard stations, the total charge collected for answers prepaid, the shipboard rates for repetition of message (for purposes of verification), and the charges collected for the preparation of additional copies and for delivery by mail.

Paid service notices and answers prepaid shall be treated in the

radio accounts in all respects the same as other radiograms. Through intermedi- For radiograms transmitted by means of one or two intermediary ary ships.

stations on shipboard, each one of such stations shall charge the shipboard station of origin, in the case of a radiogram proceeding from a ship, or that of destination, in the case of a radiogram intended for

a ship, with the shipboard rate accruing to it for transit. Between ships. 4. In general, the liquidation of accounts relating to correspond

ence between stations on shipboard shall be effected directly between the companies working such stations, the station of origin being

charged by the station of destination. Monthly accounts. 5. The monthly accounts serving as a basis for the special accounts

of radiograms shall be made out for each radiogram separately with all the necessary data within a period of six months from the month

to which they refer. Special agreements. 6. The Governments reserve the right to enter into special agree

ments among themselves and with private companies (parties operating radio stations, shipping companies, etc.) with a view of adopting other provisions with regard to accounts.


International reau.


Maximum expenses.


ARTICLE XLIII. The additional expenses resulting from the work of the International Bureau so far as radio telegraphy is concerned shall not exceed 80,000 francs a year, exclusive of the special expenses arising from the convening of the International Conference.

Classification of quoThe managements of the radio service of the contracting states shall, so far as contribution to the expenses is concerned, be divided into six classes, as follows:

1st Class:
Union of South Africa; Germany, United States of America;
Alaska; Hawaii and the other American possessions in Polynesia;
Philippine Islands; Porto Rico and the American possessions in
the Antilles; Panama Canal Zone; Argentine Republic; Australia;
Austria; Brazil; Canada; France; Great Britain; Hungary; British
India; Ítaly; Japan; New Zealand; Russia; Turkey.

2nd Class:
3rd Class :

Russian Central Asia (littoral of the Caspian Sea); Belgium; Chile, Chosen, Formosa, Japanese Sakhalin and the leased territory of Kwantung; Dutch Indies; Norway; Netherlands; Portugal; Roumania; Western Siberia (líttoral of the Arctic Ocean); Eastern Siberia (littoral of the Pacific Ocean;) Sweden.

4th Class :

German East Africa; German Southwest Africa; Kamerun; Togo Land; German Protectorates in the Pacific; Denmark; Egypt, IndoChina; Mexico; Siam; Uruguay.

5th Class: French West Africa; Bosnia-Herzegovina; Bulgaria; Greece; Madagascar; Tunis.

6th Class :

French Equatorial_Africa; Portuguese West Africa; Portuguese East Africa and the Portuguese possessions in Asia; Bokhara; Belgian Congo; Colony of Curacao; Spanish Colony of the Gulf of Guinea; Eritrea; Khiva; Morocco; Monaco; Persia; San Marino; Italian Somaliland.

ARTICLE XLIV. The management of the radio service of the different countries shall forward to the International Bureau a table in conformity Post, p. 1738. with the annexed blank, containing the data enumerated in said table for stations such as referred to in Article V of the Regulations. Changes occurring and additional data shall be forwarded by the radio managements to the International Bureau between the 1st and 10th day of each month. With the aid of such data the International Bureau shall draw up the list provided for in Article V. The list shall be distributed to the radio managements concerned. The list and the supplements thereto may also be sold to the public at the cost price.

The International Bureau shall see to it that the same call letters for several radio stations shall not be adopted.

Data required.

Post, p. 1738.

Call letters not to be duplicated.



Meteorological, etc., information.


Coastal service.

1. The managements of the radio service shall take the necessary steps to supply their coastal stations with meteorological radiograms containing indications concerning the district of such stations. Such

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