Berlin, Stockholm, Paris, Beijer, 1893. 4to. Without wrappers (but with titlepage and table of contents), as extracted from ""Acta Mathematica. Hrdg. von G. Mittag-Leffler."", Bd. 17 pp. (4), 168.
First printing of Gyldén's paper on planetary movements. Hugo Gyldén was the most impotant swedish astronomer during the 19th century and he initiated celestial mechanics in Sweden.
[Berlin, Stockholm, Paris, Beijer, 1885]. 4to. Without wrappers as extracted from ""Acta Mathematica. Hrdg. von G. Mittag-Leffler."", Bd. 7, pp. 125-172.
First printing of Gyldén's papers planetary orbits.Hugo Gyldén was the most impotant swedish astronomer during the 19th century and he initiated celestial mechanics in Sweden.
Berlin, Stockholm, Paris, Beijer, 1887. 4to. With the original wrappers in ""Acta Mathematica, 9:3. Band]. No backstrip. Fine and clean. Pp. 185-294. [Entire issue: Pp. 185-320]
First printing of Gyldén's paper on planetary coordinates. Hugo Gyldén was the most impotant swedish astronomer during the 19th century and he initiated celestial mechanics in Sweden.
(Berlin, Stockholm, Paris, Beijer, 1882.) 4to. Without wrappers as extracted from ""Acta Mathematica. Hrdg. von G. Mittag-Leffler."", Bd. 1 pp.
First printing of Gyldén's contribution to the famous three body problem which was to be solved 8 years later by Poincaré.Hugo Gyldén was the most impotant swedish astronomer during the 19th century and he initiated celestial mechanics in Sweden.