Author: "SWARTH, H. S.
Title: Revision Of The Avian Genus Passerella, With Special Reference To The Distribution And Migration Of The Races In California
Description: Spublisher, "1920. Berkeley, 1920. 140 S. mit Textabb. u. 7 Taf. kart. 4° (unaufgeschnittenes Exemplar) - University of California Publications in Zoology - Einband: "unbekannter Einband. 750

Keywords: "Amerika