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(b) Scientific assistants, nominated and dismissed by the Director of the International 
Bureau. They shall be responsible for the carrying out of the programme drawn up 
by the Commission. Their term of office shall not exceed four years, but they shall 
be re-eligible. 
The budget shall determine the sums allocated to each of these classes. 
6. The Director of the International Bureau shall publish the results of the work 
undertaken in accordance with the decisions of the Commission. He shall present to 
the President an annual report covering the whole field of activity of the Bureau, 
together with the programme of work for the following year. This report and pro- 
gramme shall be published. 
In his capacity of General Secretary, he shall, in consultation with the President, con- 
duct the correspondence and administer the funds. He shall be responsible for the 
custody of documents. 
7. The Director of the International Bureau shall prepare the estimate for the 
budget, which, after having been approved by the President and the Commission, 
shall be submitted to the International Astronomical Union. 
8. The income of the Commission shall be devoted to: 
(a) Covering the expenses of administration and publication. 
(b) Honorarium to the General Secretary as Director of the International Time 
Bureau. 
(c) Grants or remunerations for calculations, observations, or experiments under- 
taken at the request of the Commission. 
(d) The purchase and upkeep of material for the International Time Bureau. 
The Director of the Bureau, under the control of the International Astronomical Union, 
shall be responsible for the expenditure allocated to the above objects. 
9. The above regulations shall remain in force until December 31, 1931. 
International Rkse:arch Council 
INTERNATIONAL ASTRONOMICAL UNION 
International Central Bureau for Astronomical Telegrams 
Regulations 
1. The purpose of the Central Bureau is to receive, centralize, and dispatch informa- 
tion concerning astronomical discoveries, observations, and calculations, either by 
telegram or by post to the various institutions or private persons subscribing to it. 
2. The domicile of the Bureau shall be located at the Royal Observatory of Belgium, 
at Uccle; the Chief of this Institution shall act as its Director. 
3. The Bureau shall be placed under the control of the Standing Committee on 
Astronomical Telegrams. 
4. Observatories and similar institutions may subscribe at the Central Bureau for 
Astronomical Telegrams. The general expenses of the Central Bureau shall be divided 
equally between the subscribers. At the beginning of each year the Standing Committee 
on the proposal of the Director, shall fix the annual subscription, which shall not ex- 
ceed 25 francs (French currency), payable in advance. These funds shall be used ex- 
clusively for the expenses of printing the circulars and the correspondence. In addi- 
tion to his subscription each subscriber shall cover the expenses of all telegrams addressed 
to him. 
5. A statement of all expenses shall be made at the end of each year. 
6. Subscribers shall give priority to the Central Bureau in respect of information 
on their discoveries, observations, or important calculations. Expenses incurred in the 
dispatch of telegrams for this purpose shall be refunded to the senders. 
