Verhandlungen des Deutschen Geographentages.

Includes bibliographies.

Die älteren kulturperioden im Orient und in Europa,

Left unfinished at the author's death; pt. II edited by Sune Lindquost.

Otchet chrezvychaĭnogo obshchego sobranii︠a︡ chlenov tovarishchestva "Zadruga" i obshchestvennykh organizat︠s︡iĭ v denʹ desi︠a︡tiletnego i︠u︡bilei︠a︡, 25 dekabri︠a︡ 1921 g.

On cover: Zadruga, desi︠a︡tʹ let, 1911-1921.

The sculpture of the West; a lecture delivered at the Metropolitan Museum of Art, New York, December 3, 1921,

Mode of access: Internet.

William R. Staats & Co., established 1887; serving individuals, corporations and municipalities for three-quarters of a century.

Mode of access: Internet.

Urania vier astronomische vorlesun miteinem schusswort von Hilde Walther.

Mode of access: Internet.

Astronomische Mitteilungen von Dr. Rudolf Wolf.

Mode of access: Internet.

Een eeuw veeartsenijkundig onderwijs. 'S Rijks-Veeeartsenijschool, Veeartsenijkundige Hoogeschool, 1821-1921.

Mode of access: Internet.