Mr.Schumacher, in announcing this last discovery, observes: [Footnote: "Astronomische Nachrichten," No.

616.] "Madame Ruemker has for several years been on the lookout for comets, and her persevering industry seemed at last about to be rewarded, when a letter was received from Father de Vico, addressed to the editor of this journal, from which it appeared that the same comet had been observed by him on the 3d instant at Rome." Not deeming it probable that his daughter had anticipated the observers of this country and Europe in the discovery of this comet, no steps were taken by Mr.Mitchell with a view to obtaining the king of Denmark's medal.

Prompt information, however, of the discovery was transmitted by Mr.Mitchell to his friend, William C.Bond, Esq., director of the observatory at Cambridge.

The observations of the Messrs.

Bond upon the comet commenced on the 7th of October; and on the 30th were transmitted by me to Mr.Schumacher, for publication in the "Astronomische Nachrichten." It was stated in the memorandum of the Messrs.