Ce livre est le premier volume des annales de l'Observatoire de Paris. Il fournit un compte rendu détaillé des observations astronomiques effectuées par l'Observatoire de Paris, ainsi qu'une analyse minutieuse de leurs résultats. Les auteurs présentent les observations astronomiques avec précision, offrant des preuves considérables pour l'avancement de la science astronomique. C'est un livre essentiel pour tous les astronomes amateurs et professionnels. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.