‎"ENCKE, J.F. (HRSG.). - THE COPY OF JOHN COUCH ADAMS.‎
‎Berliner Astronomisches Jahrbuch. Mit Genehmhaltung der Königlichen Akademie der Wissenschaften. Für 1830 - 1843. 14 Bde.‎

‎Berlin, Königl. Akademie der Wissenschaften etc., 1828-41. 8vo. Bound in 7 contemp. hcalf. One volume with loose spine, otherwise with weak hinges, a few broken. Small stamps on title-pages. Each year around 300 pp. 2 engraved plates. Some leaves at beginnings with browning and brownspots. On inside on frontcovers in all 7 bound volumes the engraved bookplate of John Couch Adams (Ex Libris Johannis Couch Adams and is portrait).‎

Reference : 51337

‎This copy of the first 14 volumes of the ""Jahrbuch"" was probably one of the ""tools"" by which Adams discovered the planet Neptune (1845) and finally confirmed Newton's theory of gravitation.Johann Franz Encke was editor of the ""Jahrbuch"" from 1830 to 1866. The ""Jahrbuch"" contains importent papers on the problems of the calculating astronomy. With e.g. Gauss ""Über die Methode der kleinsten Quadrate"", ""Über Interpolation"", Olbers ""Über die zweckmässigste Art bei der Berechnung einer Cometenbahn die versuche anzustellen"" many by Encke etc. etc.‎