Birds of La Plata - Hudson, Guillermo Enrique 1841-1922 (Nueva York : Dent y Sons Ltd. (J. M.), 1920)
Frontispicio ilustrado. Vol.1: Incluye paquete con 22 láminas ilustradas. Inventario del Estado N°39.106. Vol.2: Inventario del Estado N°39.107."200 copies of this edition, signed by the author, have been printed; 75 of which are for Great Britain, 50 for United States of America, and 75 for South America". "The matter contained in this work is taken from the two volumes of the Argentine ornithology, published in 1888-9...[It forms] a companion work to The naturalist in La Plata" (Introd.).
Keywords: AVES-ARGENTINA