Birds collected by the Swedish zoological expedition to Siam 1911-1912 /

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1913

Birds II

by Gyldenstolpe, Nils Carl Gustaf Fersen, Greve, 1886-
Published 1916

Birds

by Gyldenstolpe, Nils Carl Gustaf Fersen, Greve, 1886-
Published 1924

Notes on a collection of birds made in the Western Highlands, central New Guinea, 1951 /

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1955

Birds collected by Dr. Sten Bergman during his expedition to Dutch New Guinea, 1948-1949 /

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1955

A manual of Neotropical sigmodont rodents,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1932

The bird fauna of Rio Juruá in western Brazil,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1945

On a collection of mammals made in eastern and central Borneo by Mr. Carl Lumholtz,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1919

Birds,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1913

Zoölogical results of the Swedish Expedition to Central Africa 1921

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1928

A contribution to the ornithology of northern Bolivia,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1945

Zoological results of the Swedish Expedition to Central Africa 1921 I,

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1924

The ornithology of the Rio Purús region in western Brazil /

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1951

Zoölogical results of the Swedish Expedition to Central Africa 1921

by Gyldenstolpe, Nils Carl Gustaf Fersen, greve, 1886-
Published 1927

Birds II /

by Gyldenstolpe, Nils Carl Gustaf Fersen, Greve, 1886-,Swedish Zoological Expeditions to Siam, 1911-1912, 1914-1915. Zoological results, v. 4
Published 1916

Among pygmies and gorillas, with the Swedish zoological expedition to central Africa, 1921,

by Wilhelm, Prince of Sweden, 1884-1965, Wilhelm, Prince of Sweden, 1884-1965
Published 1926

Among pygmies and gorillas, with the Swedish zoological expedition to central Africa, 1921,

by Wilhelm, Prince of Sweden, 1884-1965, Wilhelm, prince of Sweden, 1884-, Wilhelm, prince of Sweden, 1884-1965
Published 1923

Among pygmies and gorillas with the Swedish zoological expedition to central Africa 1921. /

by Wilhelm, Prince of Sweden, 1884-1965
Published 1923

Among pygmies and gorillas with the Swedish zoological expedition to central Africa 1921 /

by Wilhelm, Prince of Sweden, 1884-1965
Published 1921

Zoological results of the Swedish expedition to Central Africa 1921 ..

Published 1924