Die papageien: ihre naturgelchichte, pflege, bucht und abrichtung.
Berlin: Rugult Schulkes Verlag, (1895. first edition). Octavo, text illustrations, modern binder's cloth, scarce.
Text in German.
Berlin: Rugult Schulkes Verlag, (1895. first edition). Octavo, text illustrations, modern binder's cloth, scarce.
Text in German.