The discoverer, if a resident of any part of Europe except Great Britain, is to make known his discovery to Mr.Schumacher at Altona.

If a resident in Great Britain, or any other quarter of the globe except the continent of Europe, he is to make his discovery known directly to Mr.Francis Baily, London.

[Since Mr.Baily's decease, G.B.Airy, Esq., Astronomer Royal, has been substituted in this and in the 7th and 8th articles of the regulations.] "3.

This communication must be made by the _first post_ after the discovery.

If there is no regular mail at the place of discovery, the first opportunity of any other kind must be made use of, without waiting for other observations.